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Finding the Fourth Proportional to 335,043.44, 502,487.40 and 98,322.56

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Solution

The fourth proportional to 335,043.44, 502,487.40 and 98,322.56 is: 147,461.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,043.44 : 502,487.40 = 98,322.56 : x
  2. Step 2: Convert to fraction form
    335,043.44/502,487.40 = 98,322.56/x
  3. Step 3: Cross multiply
    335,043.44x = 502,487.40 × 98,322.56
  4. Step 4: Simplify right side
    335,043.44x = 49,405,847,535.74
  5. Step 5: Solve for x
    x = 49,405,847,535.74/335,043.44
  6. Step 6: Final answer
    x = 147,461.02

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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.