Home / 575,102.20-862,005.30-275,726.20

Finding the Fourth Proportional to 575,102.20, 862,005.30 and 275,726.20

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Solution

The fourth proportional to 575,102.20, 862,005.30 and 275,726.20 is: 413,278.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,102.20 : 862,005.30 = 275,726.20 : x
  2. Step 2: Convert to fraction form
    575,102.20/862,005.30 = 275,726.20/x
  3. Step 3: Cross multiply
    575,102.20x = 862,005.30 × 275,726.20
  4. Step 4: Simplify right side
    575,102.20x = 237,677,445,748.86
  5. Step 5: Solve for x
    x = 237,677,445,748.86/575,102.20
  6. Step 6: Final answer
    x = 413,278.62

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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.