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Finding the Fourth Proportional to 453,358.53, 680,038.26 and 169,044.74

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Solution

The fourth proportional to 453,358.53, 680,038.26 and 169,044.74 is: 253,567.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,358.53 : 680,038.26 = 169,044.74 : x
  2. Step 2: Convert to fraction form
    453,358.53/680,038.26 = 169,044.74/x
  3. Step 3: Cross multiply
    453,358.53x = 680,038.26 × 169,044.74
  4. Step 4: Simplify right side
    453,358.53x = 114,956,887,451.56
  5. Step 5: Solve for x
    x = 114,956,887,451.56/453,358.53
  6. Step 6: Final answer
    x = 253,567.28

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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.