Home / 907,983.18-1,253,073.68-500,084.94

Finding the Fourth Proportional to 907,983.18, 1,253,073.68 and 500,084.94

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Solution

The fourth proportional to 907,983.18, 1,253,073.68 and 500,084.94 is: 690,148.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,983.18 : 1,253,073.68 = 500,084.94 : x
  2. Step 2: Convert to fraction form
    907,983.18/1,253,073.68 = 500,084.94/x
  3. Step 3: Cross multiply
    907,983.18x = 1,253,073.68 × 500,084.94
  4. Step 4: Simplify right side
    907,983.18x = 626,643,273,577.96
  5. Step 5: Solve for x
    x = 626,643,273,577.96/907,983.18
  6. Step 6: Final answer
    x = 690,148.55

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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.