Home / 908,052.82-1,253,121.33-500,156.14

Finding the Fourth Proportional to 908,052.82, 1,253,121.33 and 500,156.14

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Solution

The fourth proportional to 908,052.82, 1,253,121.33 and 500,156.14 is: 690,220.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,052.82 : 1,253,121.33 = 500,156.14 : x
  2. Step 2: Convert to fraction form
    908,052.82/1,253,121.33 = 500,156.14/x
  3. Step 3: Cross multiply
    908,052.82x = 1,253,121.33 × 500,156.14
  4. Step 4: Simplify right side
    908,052.82x = 626,756,327,364.47
  5. Step 5: Solve for x
    x = 626,756,327,364.47/908,052.82
  6. Step 6: Final answer
    x = 690,220.12

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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.