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Finding the Fourth Proportional to 536,496.70, 804,745.05 and 181,522.30

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Solution

The fourth proportional to 536,496.70, 804,745.05 and 181,522.30 is: 272,283.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,496.70 : 804,745.05 = 181,522.30 : x
  2. Step 2: Convert to fraction form
    536,496.70/804,745.05 = 181,522.30/x
  3. Step 3: Cross multiply
    536,496.70x = 804,745.05 × 181,522.30
  4. Step 4: Simplify right side
    536,496.70x = 146,079,172,389.62
  5. Step 5: Solve for x
    x = 146,079,172,389.62/536,496.70
  6. Step 6: Final answer
    x = 272,283.45

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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.