Home / 1,011,876.44-1,517,648.40-363,318.39

Finding the Fourth Proportional to 1,011,876.44, 1,517,648.40 and 363,318.39

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Solution

The fourth proportional to 1,011,876.44, 1,517,648.40 and 363,318.39 is: 544,917.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,876.44 : 1,517,648.40 = 363,318.39 : x
  2. Step 2: Convert to fraction form
    1,011,876.44/1,517,648.40 = 363,318.39/x
  3. Step 3: Cross multiply
    1,011,876.44x = 1,517,648.40 × 363,318.39
  4. Step 4: Simplify right side
    1,011,876.44x = 551,389,573,274.08
  5. Step 5: Solve for x
    x = 551,389,573,274.08/1,011,876.44
  6. Step 6: Final answer
    x = 544,917.89

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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.