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Finding the Fourth Proportional to 350,286.30, 525,429.92 and 97,567.52

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Solution

The fourth proportional to 350,286.30, 525,429.92 and 97,567.52 is: 146,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,286.30 : 525,429.92 = 97,567.52 : x
  2. Step 2: Convert to fraction form
    350,286.30/525,429.92 = 97,567.52/x
  3. Step 3: Cross multiply
    350,286.30x = 525,429.92 × 97,567.52
  4. Step 4: Simplify right side
    350,286.30x = 51,264,891,844.97
  5. Step 5: Solve for x
    x = 51,264,891,844.97/350,286.30
  6. Step 6: Final answer
    x = 146,351.40

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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.