Home / 1,228,217.02-1,842,071.44-329,444.98

Finding the Fourth Proportional to 1,228,217.02, 1,842,071.44 and 329,444.98

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Solution

The fourth proportional to 1,228,217.02, 1,842,071.44 and 329,444.98 is: 494,099.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,217.02 : 1,842,071.44 = 329,444.98 : x
  2. Step 2: Convert to fraction form
    1,228,217.02/1,842,071.44 = 329,444.98/x
  3. Step 3: Cross multiply
    1,228,217.02x = 1,842,071.44 × 329,444.98
  4. Step 4: Simplify right side
    1,228,217.02x = 606,861,188,709.37
  5. Step 5: Solve for x
    x = 606,861,188,709.37/1,228,217.02
  6. Step 6: Final answer
    x = 494,099.32

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Double scale
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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.