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Finding the Fourth Proportional to 336,323.16, 504,398.49 and 99,610.49

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Solution

The fourth proportional to 336,323.16, 504,398.49 and 99,610.49 is: 149,390.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,323.16 : 504,398.49 = 99,610.49 : x
  2. Step 2: Convert to fraction form
    336,323.16/504,398.49 = 99,610.49/x
  3. Step 3: Cross multiply
    336,323.16x = 504,398.49 × 99,610.49
  4. Step 4: Simplify right side
    336,323.16x = 50,243,378,222.17
  5. Step 5: Solve for x
    x = 50,243,378,222.17/336,323.16
  6. Step 6: Final answer
    x = 149,390.18

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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.