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Finding the Fourth Proportional to 577,735.64, 866,601.04 and 157,010.32

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Solution

The fourth proportional to 577,735.64, 866,601.04 and 157,010.32 is: 235,514.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,735.64 : 866,601.04 = 157,010.32 : x
  2. Step 2: Convert to fraction form
    577,735.64/866,601.04 = 157,010.32/x
  3. Step 3: Cross multiply
    577,735.64x = 866,601.04 × 157,010.32
  4. Step 4: Simplify right side
    577,735.64x = 136,065,306,602.73
  5. Step 5: Solve for x
    x = 136,065,306,602.73/577,735.64
  6. Step 6: Final answer
    x = 235,514.82

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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.