Home / 437,635.04-656,452.02-157,152.56

Finding the Fourth Proportional to 437,635.04, 656,452.02 and 157,152.56

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Solution

The fourth proportional to 437,635.04, 656,452.02 and 157,152.56 is: 235,728.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,635.04 : 656,452.02 = 157,152.56 : x
  2. Step 2: Convert to fraction form
    437,635.04/656,452.02 = 157,152.56/x
  3. Step 3: Cross multiply
    437,635.04x = 656,452.02 × 157,152.56
  4. Step 4: Simplify right side
    437,635.04x = 103,163,115,460.17
  5. Step 5: Solve for x
    x = 103,163,115,460.17/437,635.04
  6. Step 6: Final answer
    x = 235,728.65

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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.