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Finding the Fourth Proportional to 504,503.58, 756,733.50 and 125,416.38

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Solution

The fourth proportional to 504,503.58, 756,733.50 and 125,416.38 is: 188,119.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,503.58 : 756,733.50 = 125,416.38 : x
  2. Step 2: Convert to fraction form
    504,503.58/756,733.50 = 125,416.38/x
  3. Step 3: Cross multiply
    504,503.58x = 756,733.50 × 125,416.38
  4. Step 4: Simplify right side
    504,503.58x = 94,906,776,194.73
  5. Step 5: Solve for x
    x = 94,906,776,194.73/504,503.58
  6. Step 6: Final answer
    x = 188,119.13

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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.