Home / 358,747.24-495,065.76-197,602.60

Finding the Fourth Proportional to 358,747.24, 495,065.76 and 197,602.60

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Solution

The fourth proportional to 358,747.24, 495,065.76 and 197,602.60 is: 272,688.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,747.24 : 495,065.76 = 197,602.60 : x
  2. Step 2: Convert to fraction form
    358,747.24/495,065.76 = 197,602.60/x
  3. Step 3: Cross multiply
    358,747.24x = 495,065.76 × 197,602.60
  4. Step 4: Simplify right side
    358,747.24x = 97,826,281,346.98
  5. Step 5: Solve for x
    x = 97,826,281,346.98/358,747.24
  6. Step 6: Final answer
    x = 272,688.60

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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.