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Finding the Fourth Proportional to 349,807.60, 525,294.60 and 232,001.20

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Solution

The fourth proportional to 349,807.60, 525,294.60 and 232,001.20 is: 348,388.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,807.60 : 525,294.60 = 232,001.20 : x
  2. Step 2: Convert to fraction form
    349,807.60/525,294.60 = 232,001.20/x
  3. Step 3: Cross multiply
    349,807.60x = 525,294.60 × 232,001.20
  4. Step 4: Simplify right side
    349,807.60x = 121,868,977,553.52
  5. Step 5: Solve for x
    x = 121,868,977,553.52/349,807.60
  6. Step 6: Final answer
    x = 348,388.59

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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.