Home / 563,491.54-845,215.44-226,431.10

Finding the Fourth Proportional to 563,491.54, 845,215.44 and 226,431.10

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Solution

The fourth proportional to 563,491.54, 845,215.44 and 226,431.10 is: 339,637.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,491.54 : 845,215.44 = 226,431.10 : x
  2. Step 2: Convert to fraction form
    563,491.54/845,215.44 = 226,431.10/x
  3. Step 3: Cross multiply
    563,491.54x = 845,215.44 × 226,431.10
  4. Step 4: Simplify right side
    563,491.54x = 191,383,061,816.18
  5. Step 5: Solve for x
    x = 191,383,061,816.18/563,491.54
  6. Step 6: Final answer
    x = 339,637.86

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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.