Home / 358,885.08-495,272.61-205,951.24

Finding the Fourth Proportional to 358,885.08, 495,272.61 and 205,951.24

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Solution

The fourth proportional to 358,885.08, 495,272.61 and 205,951.24 is: 284,219.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,885.08 : 495,272.61 = 205,951.24 : x
  2. Step 2: Convert to fraction form
    358,885.08/495,272.61 = 205,951.24/x
  3. Step 3: Cross multiply
    358,885.08x = 495,272.61 × 205,951.24
  4. Step 4: Simplify right side
    358,885.08x = 102,002,007,701.67
  5. Step 5: Solve for x
    x = 102,002,007,701.67/358,885.08
  6. Step 6: Final answer
    x = 284,219.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.