Home / 762,255.64-1,051,905.62-418,084.52

Finding the Fourth Proportional to 762,255.64, 1,051,905.62 and 418,084.52

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Solution

The fourth proportional to 762,255.64, 1,051,905.62 and 418,084.52 is: 576,952.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,255.64 : 1,051,905.62 = 418,084.52 : x
  2. Step 2: Convert to fraction form
    762,255.64/1,051,905.62 = 418,084.52/x
  3. Step 3: Cross multiply
    762,255.64x = 1,051,905.62 × 418,084.52
  4. Step 4: Simplify right side
    762,255.64x = 439,785,456,223.00
  5. Step 5: Solve for x
    x = 439,785,456,223.00/762,255.64
  6. Step 6: Final answer
    x = 576,952.71

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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.