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Finding the Fourth Proportional to 883.70, 1,325.56 and 608.98

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Solution

The fourth proportional to 883.70, 1,325.56 and 608.98 is: 913.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    883.70 : 1,325.56 = 608.98 : x
  2. Step 2: Convert to fraction form
    883.70/1,325.56 = 608.98/x
  3. Step 3: Cross multiply
    883.70x = 1,325.56 × 608.98
  4. Step 4: Simplify right side
    883.70x = 807,239.53
  5. Step 5: Solve for x
    x = 807,239.53/883.70
  6. Step 6: Final answer
    x = 913.48

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.