Home / 474,815.42-711,890.98-238,028.92

Finding the Fourth Proportional to 474,815.42, 711,890.98 and 238,028.92

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Solution

The fourth proportional to 474,815.42, 711,890.98 and 238,028.92 is: 356,876.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,815.42 : 711,890.98 = 238,028.92 : x
  2. Step 2: Convert to fraction form
    474,815.42/711,890.98 = 238,028.92/x
  3. Step 3: Cross multiply
    474,815.42x = 711,890.98 × 238,028.92
  4. Step 4: Simplify right side
    474,815.42x = 169,450,641,127.14
  5. Step 5: Solve for x
    x = 169,450,641,127.14/474,815.42
  6. Step 6: Final answer
    x = 356,876.87

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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.