Home / 990,747.88-1,367,580.90-588,337

Finding the Fourth Proportional to 990,747.88, 1,367,580.90 and 588,337

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Solution

The fourth proportional to 990,747.88, 1,367,580.90 and 588,337 is: 812,112.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,747.88 : 1,367,580.90 = 588,337 : x
  2. Step 2: Convert to fraction form
    990,747.88/1,367,580.90 = 588,337/x
  3. Step 3: Cross multiply
    990,747.88x = 1,367,580.90 × 588,337
  4. Step 4: Simplify right side
    990,747.88x = 804,598,443,963.30
  5. Step 5: Solve for x
    x = 804,598,443,963.30/990,747.88
  6. Step 6: Final answer
    x = 812,112.20

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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.