Home / 885,748.20-1,328,622.30-614,122.80

Finding the Fourth Proportional to 885,748.20, 1,328,622.30 and 614,122.80

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Solution

The fourth proportional to 885,748.20, 1,328,622.30 and 614,122.80 is: 921,184.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,748.20 : 1,328,622.30 = 614,122.80 : x
  2. Step 2: Convert to fraction form
    885,748.20/1,328,622.30 = 614,122.80/x
  3. Step 3: Cross multiply
    885,748.20x = 1,328,622.30 × 614,122.80
  4. Step 4: Simplify right side
    885,748.20x = 815,937,247,018.44
  5. Step 5: Solve for x
    x = 815,937,247,018.44/885,748.20
  6. Step 6: Final answer
    x = 921,184.20

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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.