Home / 370,492.27-511,279.23-200,726.39

Finding the Fourth Proportional to 370,492.27, 511,279.23 and 200,726.39

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Solution

The fourth proportional to 370,492.27, 511,279.23 and 200,726.39 is: 277,002.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,492.27 : 511,279.23 = 200,726.39 : x
  2. Step 2: Convert to fraction form
    370,492.27/511,279.23 = 200,726.39/x
  3. Step 3: Cross multiply
    370,492.27x = 511,279.23 × 200,726.39
  4. Step 4: Simplify right side
    370,492.27x = 102,627,234,119.88
  5. Step 5: Solve for x
    x = 102,627,234,119.88/370,492.27
  6. Step 6: Final answer
    x = 277,002.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.