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Finding the Fourth Proportional to 453,684.83, 680,527.26 and 187,452.20

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Solution

The fourth proportional to 453,684.83, 680,527.26 and 187,452.20 is: 281,178.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,684.83 : 680,527.26 = 187,452.20 : x
  2. Step 2: Convert to fraction form
    453,684.83/680,527.26 = 187,452.20/x
  3. Step 3: Cross multiply
    453,684.83x = 680,527.26 × 187,452.20
  4. Step 4: Simplify right side
    453,684.83x = 127,566,328,644.34
  5. Step 5: Solve for x
    x = 127,566,328,644.34/453,684.83
  6. Step 6: Final answer
    x = 281,178.30

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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.