Home / 702,492.27-1,053,738.45-170,013.39

Finding the Fourth Proportional to 702,492.27, 1,053,738.45 and 170,013.39

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Solution

The fourth proportional to 702,492.27, 1,053,738.45 and 170,013.39 is: 255,020.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,492.27 : 1,053,738.45 = 170,013.39 : x
  2. Step 2: Convert to fraction form
    702,492.27/1,053,738.45 = 170,013.39/x
  3. Step 3: Cross multiply
    702,492.27x = 1,053,738.45 × 170,013.39
  4. Step 4: Simplify right side
    702,492.27x = 179,149,646,057.85
  5. Step 5: Solve for x
    x = 179,149,646,057.85/702,492.27
  6. Step 6: Final answer
    x = 255,020.10

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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.