Home / 358,731.40-495,052.68-197,587.04

Finding the Fourth Proportional to 358,731.40, 495,052.68 and 197,587.04

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Solution

The fourth proportional to 358,731.40, 495,052.68 and 197,587.04 is: 272,671.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,731.40 : 495,052.68 = 197,587.04 : x
  2. Step 2: Convert to fraction form
    358,731.40/495,052.68 = 197,587.04/x
  3. Step 3: Cross multiply
    358,731.40x = 495,052.68 × 197,587.04
  4. Step 4: Simplify right side
    358,731.40x = 97,815,993,685.27
  5. Step 5: Solve for x
    x = 97,815,993,685.27/358,731.40
  6. Step 6: Final answer
    x = 272,671.96

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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.