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Finding the Fourth Proportional to 907.41, 1,252.70 and 593.13

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Solution

The fourth proportional to 907.41, 1,252.70 and 593.13 is: 818.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    907.41 : 1,252.70 = 593.13 : x
  2. Step 2: Convert to fraction form
    907.41/1,252.70 = 593.13/x
  3. Step 3: Cross multiply
    907.41x = 1,252.70 × 593.13
  4. Step 4: Simplify right side
    907.41x = 743,013.95
  5. Step 5: Solve for x
    x = 743,013.95/907.41
  6. Step 6: Final answer
    x = 818.83

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.