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Finding the Fourth Proportional to 435,699.04, 653,083.92 and 248,307.04

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Solution

The fourth proportional to 435,699.04, 653,083.92 and 248,307.04 is: 372,195.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,699.04 : 653,083.92 = 248,307.04 : x
  2. Step 2: Convert to fraction form
    435,699.04/653,083.92 = 248,307.04/x
  3. Step 3: Cross multiply
    435,699.04x = 653,083.92 × 248,307.04
  4. Step 4: Simplify right side
    435,699.04x = 162,165,335,046.80
  5. Step 5: Solve for x
    x = 162,165,335,046.80/435,699.04
  6. Step 6: Final answer
    x = 372,195.76

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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.