Home / 345,160.86-476,139.30-237,544.06

Finding the Fourth Proportional to 345,160.86, 476,139.30 and 237,544.06

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Solution

The fourth proportional to 345,160.86, 476,139.30 and 237,544.06 is: 327,685.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,160.86 : 476,139.30 = 237,544.06 : x
  2. Step 2: Convert to fraction form
    345,160.86/476,139.30 = 237,544.06/x
  3. Step 3: Cross multiply
    345,160.86x = 476,139.30 × 237,544.06
  4. Step 4: Simplify right side
    345,160.86x = 113,104,062,447.56
  5. Step 5: Solve for x
    x = 113,104,062,447.56/345,160.86
  6. Step 6: Final answer
    x = 327,685.08

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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.