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Finding the Fourth Proportional to 453,897.60, 681,040.80 and 232,281.60

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Solution

The fourth proportional to 453,897.60, 681,040.80 and 232,281.60 is: 348,521.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,897.60 : 681,040.80 = 232,281.60 : x
  2. Step 2: Convert to fraction form
    453,897.60/681,040.80 = 232,281.60/x
  3. Step 3: Cross multiply
    453,897.60x = 681,040.80 × 232,281.60
  4. Step 4: Simplify right side
    453,897.60x = 158,193,246,689.28
  5. Step 5: Solve for x
    x = 158,193,246,689.28/453,897.60
  6. Step 6: Final answer
    x = 348,521.88

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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.