Home / 740,941.92-1,022,546.88-454,422.96

Finding the Fourth Proportional to 740,941.92, 1,022,546.88 and 454,422.96

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Solution

The fourth proportional to 740,941.92, 1,022,546.88 and 454,422.96 is: 627,132.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,941.92 : 1,022,546.88 = 454,422.96 : x
  2. Step 2: Convert to fraction form
    740,941.92/1,022,546.88 = 454,422.96/x
  3. Step 3: Cross multiply
    740,941.92x = 1,022,546.88 × 454,422.96
  4. Step 4: Simplify right side
    740,941.92x = 464,668,779,948.37
  5. Step 5: Solve for x
    x = 464,668,779,948.37/740,941.92
  6. Step 6: Final answer
    x = 627,132.53

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1.5x scale

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.