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Finding the Fourth Proportional to 441,050.39, 661,397.49 and 171,036.35

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Solution

The fourth proportional to 441,050.39, 661,397.49 and 171,036.35 is: 256,485.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,050.39 : 661,397.49 = 171,036.35 : x
  2. Step 2: Convert to fraction form
    441,050.39/661,397.49 = 171,036.35/x
  3. Step 3: Cross multiply
    441,050.39x = 661,397.49 × 171,036.35
  4. Step 4: Simplify right side
    441,050.39x = 113,123,012,588.76
  5. Step 5: Solve for x
    x = 113,123,012,588.76/441,050.39
  6. Step 6: Final answer
    x = 256,485.46

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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.