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Finding the Fourth Proportional to 350,459.17, 525,681.16 and 97,732.91

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Solution

The fourth proportional to 350,459.17, 525,681.16 and 97,732.91 is: 146,597.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,459.17 : 525,681.16 = 97,732.91 : x
  2. Step 2: Convert to fraction form
    350,459.17/525,681.16 = 97,732.91/x
  3. Step 3: Cross multiply
    350,459.17x = 525,681.16 × 97,732.91
  4. Step 4: Simplify right side
    350,459.17x = 51,376,350,568.85
  5. Step 5: Solve for x
    x = 51,376,350,568.85/350,459.17
  6. Step 6: Final answer
    x = 146,597.25

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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.