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Finding the Fourth Proportional to 375,331.70, 562,232.10 and 232,739.30

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Solution

The fourth proportional to 375,331.70, 562,232.10 and 232,739.30 is: 348,634.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,331.70 : 562,232.10 = 232,739.30 : x
  2. Step 2: Convert to fraction form
    375,331.70/562,232.10 = 232,739.30/x
  3. Step 3: Cross multiply
    375,331.70x = 562,232.10 × 232,739.30
  4. Step 4: Simplify right side
    375,331.70x = 130,853,505,391.53
  5. Step 5: Solve for x
    x = 130,853,505,391.53/375,331.70
  6. Step 6: Final answer
    x = 348,634.30

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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.