Home / 914,728.82-1,373,350.10-465,751.40

Finding the Fourth Proportional to 914,728.82, 1,373,350.10 and 465,751.40

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Solution

The fourth proportional to 914,728.82, 1,373,350.10 and 465,751.40 is: 699,267.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,728.82 : 1,373,350.10 = 465,751.40 : x
  2. Step 2: Convert to fraction form
    914,728.82/1,373,350.10 = 465,751.40/x
  3. Step 3: Cross multiply
    914,728.82x = 1,373,350.10 × 465,751.40
  4. Step 4: Simplify right side
    914,728.82x = 639,639,722,569.63
  5. Step 5: Solve for x
    x = 639,639,722,569.63/914,728.82
  6. Step 6: Final answer
    x = 699,267.05

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1.5x scale

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.