Home / 334,821.60-502,174.80-124,351.20

Finding the Fourth Proportional to 334,821.60, 502,174.80 and 124,351.20

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Solution

The fourth proportional to 334,821.60, 502,174.80 and 124,351.20 is: 186,505.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,821.60 : 502,174.80 = 124,351.20 : x
  2. Step 2: Convert to fraction form
    334,821.60/502,174.80 = 124,351.20/x
  3. Step 3: Cross multiply
    334,821.60x = 502,174.80 × 124,351.20
  4. Step 4: Simplify right side
    334,821.60x = 62,446,038,989.76
  5. Step 5: Solve for x
    x = 62,446,038,989.76/334,821.60
  6. Step 6: Final answer
    x = 186,505.41

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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.