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Finding the Fourth Proportional to 432,564.32, 596,609.88 and 372,235.52

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Solution

The fourth proportional to 432,564.32, 596,609.88 and 372,235.52 is: 513,402.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,564.32 : 596,609.88 = 372,235.52 : x
  2. Step 2: Convert to fraction form
    432,564.32/596,609.88 = 372,235.52/x
  3. Step 3: Cross multiply
    432,564.32x = 596,609.88 × 372,235.52
  4. Step 4: Simplify right side
    432,564.32x = 222,079,388,918.94
  5. Step 5: Solve for x
    x = 222,079,388,918.94/432,564.32
  6. Step 6: Final answer
    x = 513,402.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.