Home / 923,167.20-1,385,139.60-502,744.80

Finding the Fourth Proportional to 923,167.20, 1,385,139.60 and 502,744.80

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Solution

The fourth proportional to 923,167.20, 1,385,139.60 and 502,744.80 is: 754,328.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,167.20 : 1,385,139.60 = 502,744.80 : x
  2. Step 2: Convert to fraction form
    923,167.20/1,385,139.60 = 502,744.80/x
  3. Step 3: Cross multiply
    923,167.20x = 1,385,139.60 × 502,744.80
  4. Step 4: Simplify right side
    923,167.20x = 696,371,731,174.08
  5. Step 5: Solve for x
    x = 696,371,731,174.08/923,167.20
  6. Step 6: Final answer
    x = 754,328.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.