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Finding the Fourth Proportional to 404,599.42, 606,877.26 and 124,116.76

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Solution

The fourth proportional to 404,599.42, 606,877.26 and 124,116.76 is: 186,168.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,599.42 : 606,877.26 = 124,116.76 : x
  2. Step 2: Convert to fraction form
    404,599.42/606,877.26 = 124,116.76/x
  3. Step 3: Cross multiply
    404,599.42x = 606,877.26 × 124,116.76
  4. Step 4: Simplify right side
    404,599.42x = 75,323,639,228.88
  5. Step 5: Solve for x
    x = 75,323,639,228.88/404,599.42
  6. Step 6: Final answer
    x = 186,168.43

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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.