Home / 758,964.89-1,138,452.23-303,594.17

Finding the Fourth Proportional to 758,964.89, 1,138,452.23 and 303,594.17

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Solution

The fourth proportional to 758,964.89, 1,138,452.23 and 303,594.17 is: 455,393.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,964.89 : 1,138,452.23 = 303,594.17 : x
  2. Step 2: Convert to fraction form
    758,964.89/1,138,452.23 = 303,594.17/x
  3. Step 3: Cross multiply
    758,964.89x = 1,138,452.23 × 303,594.17
  4. Step 4: Simplify right side
    758,964.89x = 345,627,455,638.61
  5. Step 5: Solve for x
    x = 345,627,455,638.61/758,964.89
  6. Step 6: Final answer
    x = 455,393.21

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Double scale
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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.