Home / 1,022,071.68-1,533,107.52-312,061.68

Finding the Fourth Proportional to 1,022,071.68, 1,533,107.52 and 312,061.68

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Solution

The fourth proportional to 1,022,071.68, 1,533,107.52 and 312,061.68 is: 468,092.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,071.68 : 1,533,107.52 = 312,061.68 : x
  2. Step 2: Convert to fraction form
    1,022,071.68/1,533,107.52 = 312,061.68/x
  3. Step 3: Cross multiply
    1,022,071.68x = 1,533,107.52 × 312,061.68
  4. Step 4: Simplify right side
    1,022,071.68x = 478,424,108,311.83
  5. Step 5: Solve for x
    x = 478,424,108,311.83/1,022,071.68
  6. Step 6: Final answer
    x = 468,092.52

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.