Home / 754,745.20-1,132,117.80-502,802.80

Finding the Fourth Proportional to 754,745.20, 1,132,117.80 and 502,802.80

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Solution

The fourth proportional to 754,745.20, 1,132,117.80 and 502,802.80 is: 754,204.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,745.20 : 1,132,117.80 = 502,802.80 : x
  2. Step 2: Convert to fraction form
    754,745.20/1,132,117.80 = 502,802.80/x
  3. Step 3: Cross multiply
    754,745.20x = 1,132,117.80 × 502,802.80
  4. Step 4: Simplify right side
    754,745.20x = 569,231,999,769.84
  5. Step 5: Solve for x
    x = 569,231,999,769.84/754,745.20
  6. Step 6: Final answer
    x = 754,204.20

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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.