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Finding the Fourth Proportional to 902.78, 1,352.41 and 593.70

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Solution

The fourth proportional to 902.78, 1,352.41 and 593.70 is: 889.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    902.78 : 1,352.41 = 593.70 : x
  2. Step 2: Convert to fraction form
    902.78/1,352.41 = 593.70/x
  3. Step 3: Cross multiply
    902.78x = 1,352.41 × 593.70
  4. Step 4: Simplify right side
    902.78x = 802,925.82
  5. Step 5: Solve for x
    x = 802,925.82/902.78
  6. Step 6: Final answer
    x = 889.39

Related Problems

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Half scale
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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.