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Finding the Fourth Proportional to 370,014.84, 510,620.49 and 200,248.97

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Solution

The fourth proportional to 370,014.84, 510,620.49 and 200,248.97 is: 276,343.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,014.84 : 510,620.49 = 200,248.97 : x
  2. Step 2: Convert to fraction form
    370,014.84/510,620.49 = 200,248.97/x
  3. Step 3: Cross multiply
    370,014.84x = 510,620.49 × 200,248.97
  4. Step 4: Simplify right side
    370,014.84x = 102,251,225,691.54
  5. Step 5: Solve for x
    x = 102,251,225,691.54/370,014.84
  6. Step 6: Final answer
    x = 276,343.58

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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.