Home / 358,757.02-495,085.26-197,612.65

Finding the Fourth Proportional to 358,757.02, 495,085.26 and 197,612.65

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Solution

The fourth proportional to 358,757.02, 495,085.26 and 197,612.65 is: 272,705.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,757.02 : 495,085.26 = 197,612.65 : x
  2. Step 2: Convert to fraction form
    358,757.02/495,085.26 = 197,612.65/x
  3. Step 3: Cross multiply
    358,757.02x = 495,085.26 × 197,612.65
  4. Step 4: Simplify right side
    358,757.02x = 97,835,110,204.54
  5. Step 5: Solve for x
    x = 97,835,110,204.54/358,757.02
  6. Step 6: Final answer
    x = 272,705.77

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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.