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Finding the Fourth Proportional to 580,646.60, 870,630.92 and 225,245.33

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Solution

The fourth proportional to 580,646.60, 870,630.92 and 225,245.33 is: 337,736.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,646.60 : 870,630.92 = 225,245.33 : x
  2. Step 2: Convert to fraction form
    580,646.60/870,630.92 = 225,245.33/x
  3. Step 3: Cross multiply
    580,646.60x = 870,630.92 × 225,245.33
  4. Step 4: Simplify right side
    580,646.60x = 196,105,547,757.38
  5. Step 5: Solve for x
    x = 196,105,547,757.38/580,646.60
  6. Step 6: Final answer
    x = 337,736.50

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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.