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Finding the Fourth Proportional to 335,722.62, 503,597.82 and 99,065.31

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Solution

The fourth proportional to 335,722.62, 503,597.82 and 99,065.31 is: 148,602.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,722.62 : 503,597.82 = 99,065.31 : x
  2. Step 2: Convert to fraction form
    335,722.62/503,597.82 = 99,065.31/x
  3. Step 3: Cross multiply
    335,722.62x = 503,597.82 × 99,065.31
  4. Step 4: Simplify right side
    335,722.62x = 49,889,074,153.62
  5. Step 5: Solve for x
    x = 49,889,074,153.62/335,722.62
  6. Step 6: Final answer
    x = 148,602.06

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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.