Home / 731,037.14-1,008,426.09-425,079.82

Finding the Fourth Proportional to 731,037.14, 1,008,426.09 and 425,079.82

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Solution

The fourth proportional to 731,037.14, 1,008,426.09 and 425,079.82 is: 586,374.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,037.14 : 1,008,426.09 = 425,079.82 : x
  2. Step 2: Convert to fraction form
    731,037.14/1,008,426.09 = 425,079.82/x
  3. Step 3: Cross multiply
    731,037.14x = 1,008,426.09 × 425,079.82
  4. Step 4: Simplify right side
    731,037.14x = 428,661,581,284.01
  5. Step 5: Solve for x
    x = 428,661,581,284.01/731,037.14
  6. Step 6: Final answer
    x = 586,374.56

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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.