Home / 648,517.75-974,252.81-469,156.41

Finding the Fourth Proportional to 648,517.75, 974,252.81 and 469,156.41

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Solution

The fourth proportional to 648,517.75, 974,252.81 and 469,156.41 is: 704,802.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,517.75 : 974,252.81 = 469,156.41 : x
  2. Step 2: Convert to fraction form
    648,517.75/974,252.81 = 469,156.41/x
  3. Step 3: Cross multiply
    648,517.75x = 974,252.81 × 469,156.41
  4. Step 4: Simplify right side
    648,517.75x = 457,076,951,944.90
  5. Step 5: Solve for x
    x = 457,076,951,944.90/648,517.75
  6. Step 6: Final answer
    x = 704,802.53

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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.