Home / 575,152.20-862,080.30-275,776.20

Finding the Fourth Proportional to 575,152.20, 862,080.30 and 275,776.20

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Solution

The fourth proportional to 575,152.20, 862,080.30 and 275,776.20 is: 413,353.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,152.20 : 862,080.30 = 275,776.20 : x
  2. Step 2: Convert to fraction form
    575,152.20/862,080.30 = 275,776.20/x
  3. Step 3: Cross multiply
    575,152.20x = 862,080.30 × 275,776.20
  4. Step 4: Simplify right side
    575,152.20x = 237,741,229,228.86
  5. Step 5: Solve for x
    x = 237,741,229,228.86/575,152.20
  6. Step 6: Final answer
    x = 413,353.59

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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.