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Finding the Fourth Proportional to 702,573.60, 1,053,863.10 and 170,093.82

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Solution

The fourth proportional to 702,573.60, 1,053,863.10 and 170,093.82 is: 255,141.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,573.60 : 1,053,863.10 = 170,093.82 : x
  2. Step 2: Convert to fraction form
    702,573.60/1,053,863.10 = 170,093.82/x
  3. Step 3: Cross multiply
    702,573.60x = 1,053,863.10 × 170,093.82
  4. Step 4: Simplify right side
    702,573.60x = 179,255,600,436.04
  5. Step 5: Solve for x
    x = 179,255,600,436.04/702,573.60
  6. Step 6: Final answer
    x = 255,141.38

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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.