Home / 358,972.23-495,385.05-197,833.17

Finding the Fourth Proportional to 358,972.23, 495,385.05 and 197,833.17

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Solution

The fourth proportional to 358,972.23, 495,385.05 and 197,833.17 is: 273,011.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,972.23 : 495,385.05 = 197,833.17 : x
  2. Step 2: Convert to fraction form
    358,972.23/495,385.05 = 197,833.17/x
  3. Step 3: Cross multiply
    358,972.23x = 495,385.05 × 197,833.17
  4. Step 4: Simplify right side
    358,972.23x = 98,003,594,812.11
  5. Step 5: Solve for x
    x = 98,003,594,812.11/358,972.23
  6. Step 6: Final answer
    x = 273,011.63

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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.