Home / 1,003,283.52-1,505,081.78-329,211.39

Finding the Fourth Proportional to 1,003,283.52, 1,505,081.78 and 329,211.39

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Solution

The fourth proportional to 1,003,283.52, 1,505,081.78 and 329,211.39 is: 493,868.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,283.52 : 1,505,081.78 = 329,211.39 : x
  2. Step 2: Convert to fraction form
    1,003,283.52/1,505,081.78 = 329,211.39/x
  3. Step 3: Cross multiply
    1,003,283.52x = 1,505,081.78 × 329,211.39
  4. Step 4: Simplify right side
    1,003,283.52x = 495,490,062,549.84
  5. Step 5: Solve for x
    x = 495,490,062,549.84/1,003,283.52
  6. Step 6: Final answer
    x = 493,868.44

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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.