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Finding the Fourth Proportional to 501,462.76, 752,158.86 and 235,281.64

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Solution

The fourth proportional to 501,462.76, 752,158.86 and 235,281.64 is: 352,905.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,462.76 : 752,158.86 = 235,281.64 : x
  2. Step 2: Convert to fraction form
    501,462.76/752,158.86 = 235,281.64/x
  3. Step 3: Cross multiply
    501,462.76x = 752,158.86 × 235,281.64
  4. Step 4: Simplify right side
    501,462.76x = 176,969,170,121.33
  5. Step 5: Solve for x
    x = 176,969,170,121.33/501,462.76
  6. Step 6: Final answer
    x = 352,905.91

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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.