Home / 598,730.80-898,096.20-492,442.60

Finding the Fourth Proportional to 598,730.80, 898,096.20 and 492,442.60

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Solution

The fourth proportional to 598,730.80, 898,096.20 and 492,442.60 is: 738,663.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,730.80 : 898,096.20 = 492,442.60 : x
  2. Step 2: Convert to fraction form
    598,730.80/898,096.20 = 492,442.60/x
  3. Step 3: Cross multiply
    598,730.80x = 898,096.20 × 492,442.60
  4. Step 4: Simplify right side
    598,730.80x = 442,260,827,778.12
  5. Step 5: Solve for x
    x = 442,260,827,778.12/598,730.80
  6. Step 6: Final answer
    x = 738,663.90

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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.