Home / 384,949.20-577,116.60-163,150.80

Finding the Fourth Proportional to 384,949.20, 577,116.60 and 163,150.80

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Solution

The fourth proportional to 384,949.20, 577,116.60 and 163,150.80 is: 244,596.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,949.20 : 577,116.60 = 163,150.80 : x
  2. Step 2: Convert to fraction form
    384,949.20/577,116.60 = 163,150.80/x
  3. Step 3: Cross multiply
    384,949.20x = 577,116.60 × 163,150.80
  4. Step 4: Simplify right side
    384,949.20x = 94,157,034,983.28
  5. Step 5: Solve for x
    x = 94,157,034,983.28/384,949.20
  6. Step 6: Final answer
    x = 244,596.00

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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.