Home / 748,298.46-1,122,444.45-187,331.34

Finding the Fourth Proportional to 748,298.46, 1,122,444.45 and 187,331.34

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Solution

The fourth proportional to 748,298.46, 1,122,444.45 and 187,331.34 is: 280,996.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,298.46 : 1,122,444.45 = 187,331.34 : x
  2. Step 2: Convert to fraction form
    748,298.46/1,122,444.45 = 187,331.34/x
  3. Step 3: Cross multiply
    748,298.46x = 1,122,444.45 × 187,331.34
  4. Step 4: Simplify right side
    748,298.46x = 210,269,022,894.06
  5. Step 5: Solve for x
    x = 210,269,022,894.06/748,298.46
  6. Step 6: Final answer
    x = 280,996.20

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Double scale
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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.