Home / 756,168.60-1,134,123.30-282,610.20

Finding the Fourth Proportional to 756,168.60, 1,134,123.30 and 282,610.20

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Solution

The fourth proportional to 756,168.60, 1,134,123.30 and 282,610.20 is: 423,866.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,168.60 : 1,134,123.30 = 282,610.20 : x
  2. Step 2: Convert to fraction form
    756,168.60/1,134,123.30 = 282,610.20/x
  3. Step 3: Cross multiply
    756,168.60x = 1,134,123.30 × 282,610.20
  4. Step 4: Simplify right side
    756,168.60x = 320,514,812,637.66
  5. Step 5: Solve for x
    x = 320,514,812,637.66/756,168.60
  6. Step 6: Final answer
    x = 423,866.86

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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.