Home / 886,781.25-1,223,758.26-484,373.25

Finding the Fourth Proportional to 886,781.25, 1,223,758.26 and 484,373.25

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Solution

The fourth proportional to 886,781.25, 1,223,758.26 and 484,373.25 is: 668,435.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,781.25 : 1,223,758.26 = 484,373.25 : x
  2. Step 2: Convert to fraction form
    886,781.25/1,223,758.26 = 484,373.25/x
  3. Step 3: Cross multiply
    886,781.25x = 1,223,758.26 × 484,373.25
  4. Step 4: Simplify right side
    886,781.25x = 592,755,765,610.55
  5. Step 5: Solve for x
    x = 592,755,765,610.55/886,781.25
  6. Step 6: Final answer
    x = 668,435.16

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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.