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Finding the Fourth Proportional to 358,946.88, 537,912.08 and 199,092.92

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Solution

The fourth proportional to 358,946.88, 537,912.08 and 199,092.92 is: 298,357.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,946.88 : 537,912.08 = 199,092.92 : x
  2. Step 2: Convert to fraction form
    358,946.88/537,912.08 = 199,092.92/x
  3. Step 3: Cross multiply
    358,946.88x = 537,912.08 × 199,092.92
  4. Step 4: Simplify right side
    358,946.88x = 107,094,486,710.47
  5. Step 5: Solve for x
    x = 107,094,486,710.47/358,946.88
  6. Step 6: Final answer
    x = 298,357.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.