Home / 749,869.16-1,034,839.77-459,475.70

Finding the Fourth Proportional to 749,869.16, 1,034,839.77 and 459,475.70

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Solution

The fourth proportional to 749,869.16, 1,034,839.77 and 459,475.70 is: 634,088.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,869.16 : 1,034,839.77 = 459,475.70 : x
  2. Step 2: Convert to fraction form
    749,869.16/1,034,839.77 = 459,475.70/x
  3. Step 3: Cross multiply
    749,869.16x = 1,034,839.77 × 459,475.70
  4. Step 4: Simplify right side
    749,869.16x = 475,483,727,708.59
  5. Step 5: Solve for x
    x = 475,483,727,708.59/749,869.16
  6. Step 6: Final answer
    x = 634,088.92

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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.