Home / 732,263.64-1,010,437.44-422,162.76

Finding the Fourth Proportional to 732,263.64, 1,010,437.44 and 422,162.76

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Solution

The fourth proportional to 732,263.64, 1,010,437.44 and 422,162.76 is: 582,534.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,263.64 : 1,010,437.44 = 422,162.76 : x
  2. Step 2: Convert to fraction form
    732,263.64/1,010,437.44 = 422,162.76/x
  3. Step 3: Cross multiply
    732,263.64x = 1,010,437.44 × 422,162.76
  4. Step 4: Simplify right side
    732,263.64x = 426,569,057,841.91
  5. Step 5: Solve for x
    x = 426,569,057,841.91/732,263.64
  6. Step 6: Final answer
    x = 582,534.81

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.