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Finding the Fourth Proportional to 356,463.53, 534,639.41 and 116,575.45

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Solution

The fourth proportional to 356,463.53, 534,639.41 and 116,575.45 is: 174,844.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,463.53 : 534,639.41 = 116,575.45 : x
  2. Step 2: Convert to fraction form
    356,463.53/534,639.41 = 116,575.45/x
  3. Step 3: Cross multiply
    356,463.53x = 534,639.41 × 116,575.45
  4. Step 4: Simplify right side
    356,463.53x = 62,325,831,661.38
  5. Step 5: Solve for x
    x = 62,325,831,661.38/356,463.53
  6. Step 6: Final answer
    x = 174,844.90

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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.