Home / 722,017.76-1,083,084.94-223,381.76

Finding the Fourth Proportional to 722,017.76, 1,083,084.94 and 223,381.76

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Solution

The fourth proportional to 722,017.76, 1,083,084.94 and 223,381.76 is: 335,090.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,017.76 : 1,083,084.94 = 223,381.76 : x
  2. Step 2: Convert to fraction form
    722,017.76/1,083,084.94 = 223,381.76/x
  3. Step 3: Cross multiply
    722,017.76x = 1,083,084.94 × 223,381.76
  4. Step 4: Simplify right side
    722,017.76x = 241,941,420,126.69
  5. Step 5: Solve for x
    x = 241,941,420,126.69/722,017.76
  6. Step 6: Final answer
    x = 335,090.68

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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.