Home / 831,622.60-1,248,017.10-532,829.80

Finding the Fourth Proportional to 831,622.60, 1,248,017.10 and 532,829.80

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Solution

The fourth proportional to 831,622.60, 1,248,017.10 and 532,829.80 is: 799,618.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,622.60 : 1,248,017.10 = 532,829.80 : x
  2. Step 2: Convert to fraction form
    831,622.60/1,248,017.10 = 532,829.80/x
  3. Step 3: Cross multiply
    831,622.60x = 1,248,017.10 × 532,829.80
  4. Step 4: Simplify right side
    831,622.60x = 664,980,701,789.58
  5. Step 5: Solve for x
    x = 664,980,701,789.58/831,622.60
  6. Step 6: Final answer
    x = 799,618.36

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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.