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Finding the Fourth Proportional to 536,331.16, 804,496.74 and 136,972.81

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Solution

The fourth proportional to 536,331.16, 804,496.74 and 136,972.81 is: 205,459.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,331.16 : 804,496.74 = 136,972.81 : x
  2. Step 2: Convert to fraction form
    536,331.16/804,496.74 = 136,972.81/x
  3. Step 3: Cross multiply
    536,331.16x = 804,496.74 × 136,972.81
  4. Step 4: Simplify right side
    536,331.16x = 110,194,179,113.64
  5. Step 5: Solve for x
    x = 110,194,179,113.64/536,331.16
  6. Step 6: Final answer
    x = 205,459.22

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Similar ratio
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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.