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Finding the Fourth Proportional to 440,002.22, 658,886.93 and 368,737.46

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Solution

The fourth proportional to 440,002.22, 658,886.93 and 368,737.46 is: 552,170.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,002.22 : 658,886.93 = 368,737.46 : x
  2. Step 2: Convert to fraction form
    440,002.22/658,886.93 = 368,737.46/x
  3. Step 3: Cross multiply
    440,002.22x = 658,886.93 × 368,737.46
  4. Step 4: Simplify right side
    440,002.22x = 242,956,287,857.28
  5. Step 5: Solve for x
    x = 242,956,287,857.28/440,002.22
  6. Step 6: Final answer
    x = 552,170.60

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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.