Home / 917,952.66-1,375,944.57-443,986.02

Finding the Fourth Proportional to 917,952.66, 1,375,944.57 and 443,986.02

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Solution

The fourth proportional to 917,952.66, 1,375,944.57 and 443,986.02 is: 665,502.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,952.66 : 1,375,944.57 = 443,986.02 : x
  2. Step 2: Convert to fraction form
    917,952.66/1,375,944.57 = 443,986.02/x
  3. Step 3: Cross multiply
    917,952.66x = 1,375,944.57 × 443,986.02
  4. Step 4: Simplify right side
    917,952.66x = 610,900,153,374.91
  5. Step 5: Solve for x
    x = 610,900,153,374.91/917,952.66
  6. Step 6: Final answer
    x = 665,502.90

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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.