Home / 730,708.20-1,096,062.30-465,643.80

Finding the Fourth Proportional to 730,708.20, 1,096,062.30 and 465,643.80

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Solution

The fourth proportional to 730,708.20, 1,096,062.30 and 465,643.80 is: 698,465.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,708.20 : 1,096,062.30 = 465,643.80 : x
  2. Step 2: Convert to fraction form
    730,708.20/1,096,062.30 = 465,643.80/x
  3. Step 3: Cross multiply
    730,708.20x = 1,096,062.30 × 465,643.80
  4. Step 4: Simplify right side
    730,708.20x = 510,374,614,408.74
  5. Step 5: Solve for x
    x = 510,374,614,408.74/730,708.20
  6. Step 6: Final answer
    x = 698,465.70

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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.