Home / 754,627.89-1,131,941.89-222,148.98

Finding the Fourth Proportional to 754,627.89, 1,131,941.89 and 222,148.98

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Solution

The fourth proportional to 754,627.89, 1,131,941.89 and 222,148.98 is: 333,223.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,627.89 : 1,131,941.89 = 222,148.98 : x
  2. Step 2: Convert to fraction form
    754,627.89/1,131,941.89 = 222,148.98/x
  3. Step 3: Cross multiply
    754,627.89x = 1,131,941.89 × 222,148.98
  4. Step 4: Simplify right side
    754,627.89x = 251,459,736,560.46
  5. Step 5: Solve for x
    x = 251,459,736,560.46/754,627.89
  6. Step 6: Final answer
    x = 333,223.48

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Double scale
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Similar ratio
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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.