Home / 914,701.33-1,373,308.86-465,723.90

Finding the Fourth Proportional to 914,701.33, 1,373,308.86 and 465,723.90

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Solution

The fourth proportional to 914,701.33, 1,373,308.86 and 465,723.90 is: 699,225.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,701.33 : 1,373,308.86 = 465,723.90 : x
  2. Step 2: Convert to fraction form
    914,701.33/1,373,308.86 = 465,723.90/x
  3. Step 3: Cross multiply
    914,701.33x = 1,373,308.86 × 465,723.90
  4. Step 4: Simplify right side
    914,701.33x = 639,582,759,863.10
  5. Step 5: Solve for x
    x = 639,582,759,863.10/914,701.33
  6. Step 6: Final answer
    x = 699,225.79

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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.