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Finding the Fourth Proportional to 353,576.24, 487,925.80 and 192,427.80

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Solution

The fourth proportional to 353,576.24, 487,925.80 and 192,427.80 is: 265,545.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,576.24 : 487,925.80 = 192,427.80 : x
  2. Step 2: Convert to fraction form
    353,576.24/487,925.80 = 192,427.80/x
  3. Step 3: Cross multiply
    353,576.24x = 487,925.80 × 192,427.80
  4. Step 4: Simplify right side
    353,576.24x = 93,890,488,257.24
  5. Step 5: Solve for x
    x = 93,890,488,257.24/353,576.24
  6. Step 6: Final answer
    x = 265,545.24

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1.5x scale

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.