Home / 702,914.80-1,054,385.13-253,669.36

Finding the Fourth Proportional to 702,914.80, 1,054,385.13 and 253,669.36

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Solution

The fourth proportional to 702,914.80, 1,054,385.13 and 253,669.36 is: 380,508.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,914.80 : 1,054,385.13 = 253,669.36 : x
  2. Step 2: Convert to fraction form
    702,914.80/1,054,385.13 = 253,669.36/x
  3. Step 3: Cross multiply
    702,914.80x = 1,054,385.13 × 253,669.36
  4. Step 4: Simplify right side
    702,914.80x = 267,465,201,120.62
  5. Step 5: Solve for x
    x = 267,465,201,120.62/702,914.80
  6. Step 6: Final answer
    x = 380,508.71

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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.