Home / 1,012,700.48-1,397,658.85-582,998.72

Finding the Fourth Proportional to 1,012,700.48, 1,397,658.85 and 582,998.72

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Solution

The fourth proportional to 1,012,700.48, 1,397,658.85 and 582,998.72 is: 804,614.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,700.48 : 1,397,658.85 = 582,998.72 : x
  2. Step 2: Convert to fraction form
    1,012,700.48/1,397,658.85 = 582,998.72/x
  3. Step 3: Cross multiply
    1,012,700.48x = 1,397,658.85 × 582,998.72
  4. Step 4: Simplify right side
    1,012,700.48x = 814,833,312,100.88
  5. Step 5: Solve for x
    x = 814,833,312,100.88/1,012,700.48
  6. Step 6: Final answer
    x = 804,614.33

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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.