Home / 716,316.39-1,074,481.86-217,680.39

Finding the Fourth Proportional to 716,316.39, 1,074,481.86 and 217,680.39

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Solution

The fourth proportional to 716,316.39, 1,074,481.86 and 217,680.39 is: 326,522.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,316.39 : 1,074,481.86 = 217,680.39 : x
  2. Step 2: Convert to fraction form
    716,316.39/1,074,481.86 = 217,680.39/x
  3. Step 3: Cross multiply
    716,316.39x = 1,074,481.86 × 217,680.39
  4. Step 4: Simplify right side
    716,316.39x = 233,893,630,332.73
  5. Step 5: Solve for x
    x = 233,893,630,332.73/716,316.39
  6. Step 6: Final answer
    x = 326,522.80

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Similar ratio
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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.