Home / 702,951.51-1,054,209.18-253,613.97

Finding the Fourth Proportional to 702,951.51, 1,054,209.18 and 253,613.97

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Solution

The fourth proportional to 702,951.51, 1,054,209.18 and 253,613.97 is: 380,342.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,951.51 : 1,054,209.18 = 253,613.97 : x
  2. Step 2: Convert to fraction form
    702,951.51/1,054,209.18 = 253,613.97/x
  3. Step 3: Cross multiply
    702,951.51x = 1,054,209.18 × 253,613.97
  4. Step 4: Simplify right side
    702,951.51x = 267,362,175,350.25
  5. Step 5: Solve for x
    x = 267,362,175,350.25/702,951.51
  6. Step 6: Final answer
    x = 380,342.27

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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.