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Finding the Fourth Proportional to 432,034.30, 605,470.10 and 432,034.30

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Solution

The fourth proportional to 432,034.30, 605,470.10 and 432,034.30 is: 605,470.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,034.30 : 605,470.10 = 432,034.30 : x
  2. Step 2: Convert to fraction form
    432,034.30/605,470.10 = 432,034.30/x
  3. Step 3: Cross multiply
    432,034.30x = 605,470.10 × 432,034.30
  4. Step 4: Simplify right side
    432,034.30x = 261,583,850,824.43
  5. Step 5: Solve for x
    x = 261,583,850,824.43/432,034.30
  6. Step 6: Final answer
    x = 605,470.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.