Home / 831,614.60-1,248,005.10-532,821.80

Finding the Fourth Proportional to 831,614.60, 1,248,005.10 and 532,821.80

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Solution

The fourth proportional to 831,614.60, 1,248,005.10 and 532,821.80 is: 799,606.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,614.60 : 1,248,005.10 = 532,821.80 : x
  2. Step 2: Convert to fraction form
    831,614.60/1,248,005.10 = 532,821.80/x
  3. Step 3: Cross multiply
    831,614.60x = 1,248,005.10 × 532,821.80
  4. Step 4: Simplify right side
    831,614.60x = 664,964,323,791.18
  5. Step 5: Solve for x
    x = 664,964,323,791.18/831,614.60
  6. Step 6: Final answer
    x = 799,606.36

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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.