Home / 908,037.71-1,253,100.52-500,141.02

Finding the Fourth Proportional to 908,037.71, 1,253,100.52 and 500,141.02

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Solution

The fourth proportional to 908,037.71, 1,253,100.52 and 500,141.02 is: 690,199.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,037.71 : 1,253,100.52 = 500,141.02 : x
  2. Step 2: Convert to fraction form
    908,037.71/1,253,100.52 = 500,141.02/x
  3. Step 3: Cross multiply
    908,037.71x = 1,253,100.52 × 500,141.02
  4. Step 4: Simplify right side
    908,037.71x = 626,726,972,235.33
  5. Step 5: Solve for x
    x = 626,726,972,235.33/908,037.71
  6. Step 6: Final answer
    x = 690,199.28

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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.