Home / 844,182.10-1,164,963.34-456,987.61

Finding the Fourth Proportional to 844,182.10, 1,164,963.34 and 456,987.61

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Solution

The fourth proportional to 844,182.10, 1,164,963.34 and 456,987.61 is: 630,638.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,182.10 : 1,164,963.34 = 456,987.61 : x
  2. Step 2: Convert to fraction form
    844,182.10/1,164,963.34 = 456,987.61/x
  3. Step 3: Cross multiply
    844,182.10x = 1,164,963.34 × 456,987.61
  4. Step 4: Simplify right side
    844,182.10x = 532,373,811,941.10
  5. Step 5: Solve for x
    x = 532,373,811,941.10/844,182.10
  6. Step 6: Final answer
    x = 630,638.59

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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.