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Finding the Fourth Proportional to 558,723.71, 837,946.71 and 159,367.92

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Solution

The fourth proportional to 558,723.71, 837,946.71 and 159,367.92 is: 239,012.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,723.71 : 837,946.71 = 159,367.92 : x
  2. Step 2: Convert to fraction form
    558,723.71/837,946.71 = 159,367.92/x
  3. Step 3: Cross multiply
    558,723.71x = 837,946.71 × 159,367.92
  4. Step 4: Simplify right side
    558,723.71x = 133,541,824,243.54
  5. Step 5: Solve for x
    x = 133,541,824,243.54/558,723.71
  6. Step 6: Final answer
    x = 239,012.28

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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.