Home / 726,168.20-1,086,660.30-460,056.20

Finding the Fourth Proportional to 726,168.20, 1,086,660.30 and 460,056.20

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Solution

The fourth proportional to 726,168.20, 1,086,660.30 and 460,056.20 is: 688,442.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,168.20 : 1,086,660.30 = 460,056.20 : x
  2. Step 2: Convert to fraction form
    726,168.20/1,086,660.30 = 460,056.20/x
  3. Step 3: Cross multiply
    726,168.20x = 1,086,660.30 × 460,056.20
  4. Step 4: Simplify right side
    726,168.20x = 499,924,808,308.86
  5. Step 5: Solve for x
    x = 499,924,808,308.86/726,168.20
  6. Step 6: Final answer
    x = 688,442.17

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1.5x scale

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.