Home / 358,741.13-495,044.54-197,592.72

Finding the Fourth Proportional to 358,741.13, 495,044.54 and 197,592.72

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Solution

The fourth proportional to 358,741.13, 495,044.54 and 197,592.72 is: 272,667.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,741.13 : 495,044.54 = 197,592.72 : x
  2. Step 2: Convert to fraction form
    358,741.13/495,044.54 = 197,592.72/x
  3. Step 3: Cross multiply
    358,741.13x = 495,044.54 × 197,592.72
  4. Step 4: Simplify right side
    358,741.13x = 97,817,194,520.61
  5. Step 5: Solve for x
    x = 97,817,194,520.61/358,741.13
  6. Step 6: Final answer
    x = 272,667.91

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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.