Home / 908,038.17-1,253,101.15-500,141.51

Finding the Fourth Proportional to 908,038.17, 1,253,101.15 and 500,141.51

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Solution

The fourth proportional to 908,038.17, 1,253,101.15 and 500,141.51 is: 690,199.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,038.17 : 1,253,101.15 = 500,141.51 : x
  2. Step 2: Convert to fraction form
    908,038.17/1,253,101.15 = 500,141.51/x
  3. Step 3: Cross multiply
    908,038.17x = 1,253,101.15 × 500,141.51
  4. Step 4: Simplify right side
    908,038.17x = 626,727,901,343.74
  5. Step 5: Solve for x
    x = 626,727,901,343.74/908,038.17
  6. Step 6: Final answer
    x = 690,199.95

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Double scale
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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.