Home / 908,594.73-1,253,869.02-500,711.21

Finding the Fourth Proportional to 908,594.73, 1,253,869.02 and 500,711.21

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Solution

The fourth proportional to 908,594.73, 1,253,869.02 and 500,711.21 is: 690,986.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,594.73 : 1,253,869.02 = 500,711.21 : x
  2. Step 2: Convert to fraction form
    908,594.73/1,253,869.02 = 500,711.21/x
  3. Step 3: Cross multiply
    908,594.73x = 1,253,869.02 × 500,711.21
  4. Step 4: Simplify right side
    908,594.73x = 627,826,274,185.71
  5. Step 5: Solve for x
    x = 627,826,274,185.71/908,594.73
  6. Step 6: Final answer
    x = 690,986.04

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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.