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Finding the Fourth Proportional to 888.40, 1,225.93 and 593.62

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Solution

The fourth proportional to 888.40, 1,225.93 and 593.62 is: 819.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    888.40 : 1,225.93 = 593.62 : x
  2. Step 2: Convert to fraction form
    888.40/1,225.93 = 593.62/x
  3. Step 3: Cross multiply
    888.40x = 1,225.93 × 593.62
  4. Step 4: Simplify right side
    888.40x = 727,736.57
  5. Step 5: Solve for x
    x = 727,736.57/888.40
  6. Step 6: Final answer
    x = 819.15

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Double scale
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1.5x scale

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.