Home / 384,308.20-576,462.30-163,124.20

Finding the Fourth Proportional to 384,308.20, 576,462.30 and 163,124.20

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Solution

The fourth proportional to 384,308.20, 576,462.30 and 163,124.20 is: 244,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,308.20 : 576,462.30 = 163,124.20 : x
  2. Step 2: Convert to fraction form
    384,308.20/576,462.30 = 163,124.20/x
  3. Step 3: Cross multiply
    384,308.20x = 576,462.30 × 163,124.20
  4. Step 4: Simplify right side
    384,308.20x = 94,034,951,517.66
  5. Step 5: Solve for x
    x = 94,034,951,517.66/384,308.20
  6. Step 6: Final answer
    x = 244,686.30

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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.