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Finding the Fourth Proportional to 648,407.44, 894,800.03 and 361,925.02

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Solution

The fourth proportional to 648,407.44, 894,800.03 and 361,925.02 is: 499,455.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,407.44 : 894,800.03 = 361,925.02 : x
  2. Step 2: Convert to fraction form
    648,407.44/894,800.03 = 361,925.02/x
  3. Step 3: Cross multiply
    648,407.44x = 894,800.03 × 361,925.02
  4. Step 4: Simplify right side
    648,407.44x = 323,850,518,753.75
  5. Step 5: Solve for x
    x = 323,850,518,753.75/648,407.44
  6. Step 6: Final answer
    x = 499,455.28

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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.