Home / 756,820.61-1,044,665.52-450,992.92

Finding the Fourth Proportional to 756,820.61, 1,044,665.52 and 450,992.92

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Solution

The fourth proportional to 756,820.61, 1,044,665.52 and 450,992.92 is: 622,521.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,820.61 : 1,044,665.52 = 450,992.92 : x
  2. Step 2: Convert to fraction form
    756,820.61/1,044,665.52 = 450,992.92/x
  3. Step 3: Cross multiply
    756,820.61x = 1,044,665.52 × 450,992.92
  4. Step 4: Simplify right side
    756,820.61x = 471,136,753,288.12
  5. Step 5: Solve for x
    x = 471,136,753,288.12/756,820.61
  6. Step 6: Final answer
    x = 622,521.04

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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.