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Finding the Fourth Proportional to 296,092.71, 408,237.64 and 247,104.86

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Solution

The fourth proportional to 296,092.71, 408,237.64 and 247,104.86 is: 340,695.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,092.71 : 408,237.64 = 247,104.86 : x
  2. Step 2: Convert to fraction form
    296,092.71/408,237.64 = 247,104.86/x
  3. Step 3: Cross multiply
    296,092.71x = 408,237.64 × 247,104.86
  4. Step 4: Simplify right side
    296,092.71x = 100,877,502,219.98
  5. Step 5: Solve for x
    x = 100,877,502,219.98/296,092.71
  6. Step 6: Final answer
    x = 340,695.66

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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.