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Finding the Fourth Proportional to 335,049.44, 502,496.40 and 98,328.56

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Solution

The fourth proportional to 335,049.44, 502,496.40 and 98,328.56 is: 147,470.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,049.44 : 502,496.40 = 98,328.56 : x
  2. Step 2: Convert to fraction form
    335,049.44/502,496.40 = 98,328.56/x
  3. Step 3: Cross multiply
    335,049.44x = 502,496.40 × 98,328.56
  4. Step 4: Simplify right side
    335,049.44x = 49,409,747,417.18
  5. Step 5: Solve for x
    x = 49,409,747,417.18/335,049.44
  6. Step 6: Final answer
    x = 147,470.02

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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.