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Finding the Fourth Proportional to 441,425.76, 662,429.52 and 241,886.28

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Solution

The fourth proportional to 441,425.76, 662,429.52 and 241,886.28 is: 362,988.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,425.76 : 662,429.52 = 241,886.28 : x
  2. Step 2: Convert to fraction form
    441,425.76/662,429.52 = 241,886.28/x
  3. Step 3: Cross multiply
    441,425.76x = 662,429.52 × 241,886.28
  4. Step 4: Simplify right side
    441,425.76x = 160,232,612,354.99
  5. Step 5: Solve for x
    x = 160,232,612,354.99/441,425.76
  6. Step 6: Final answer
    x = 362,988.81

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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.