Home / 878,497.85-1,317,758.32-238,833.16

Finding the Fourth Proportional to 878,497.85, 1,317,758.32 and 238,833.16

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Solution

The fourth proportional to 878,497.85, 1,317,758.32 and 238,833.16 is: 358,252.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,497.85 : 1,317,758.32 = 238,833.16 : x
  2. Step 2: Convert to fraction form
    878,497.85/1,317,758.32 = 238,833.16/x
  3. Step 3: Cross multiply
    878,497.85x = 1,317,758.32 × 238,833.16
  4. Step 4: Simplify right side
    878,497.85x = 314,724,380,686.04
  5. Step 5: Solve for x
    x = 314,724,380,686.04/878,497.85
  6. Step 6: Final answer
    x = 358,252.87

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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.