Home / 864,548.28-1,193,038.20-482,566.32

Finding the Fourth Proportional to 864,548.28, 1,193,038.20 and 482,566.32

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Solution

The fourth proportional to 864,548.28, 1,193,038.20 and 482,566.32 is: 665,920.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,548.28 : 1,193,038.20 = 482,566.32 : x
  2. Step 2: Convert to fraction form
    864,548.28/1,193,038.20 = 482,566.32/x
  3. Step 3: Cross multiply
    864,548.28x = 1,193,038.20 × 482,566.32
  4. Step 4: Simplify right side
    864,548.28x = 575,720,053,793.42
  5. Step 5: Solve for x
    x = 575,720,053,793.42/864,548.28
  6. Step 6: Final answer
    x = 665,920.07

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.