Home / 615,526.20-922,511.70-548,652.60

Finding the Fourth Proportional to 615,526.20, 922,511.70 and 548,652.60

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Solution

The fourth proportional to 615,526.20, 922,511.70 and 548,652.60 is: 822,285.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,526.20 : 922,511.70 = 548,652.60 : x
  2. Step 2: Convert to fraction form
    615,526.20/922,511.70 = 548,652.60/x
  3. Step 3: Cross multiply
    615,526.20x = 922,511.70 × 548,652.60
  4. Step 4: Simplify right side
    615,526.20x = 506,138,442,735.42
  5. Step 5: Solve for x
    x = 506,138,442,735.42/615,526.20
  6. Step 6: Final answer
    x = 822,285.78

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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.