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Finding the Fourth Proportional to 374,119.56, 560,858.58 and 137,340.36

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Solution

The fourth proportional to 374,119.56, 560,858.58 and 137,340.36 is: 205,892.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,119.56 : 560,858.58 = 137,340.36 : x
  2. Step 2: Convert to fraction form
    374,119.56/560,858.58 = 137,340.36/x
  3. Step 3: Cross multiply
    374,119.56x = 560,858.58 × 137,340.36
  4. Step 4: Simplify right side
    374,119.56x = 77,028,519,286.29
  5. Step 5: Solve for x
    x = 77,028,519,286.29/374,119.56
  6. Step 6: Final answer
    x = 205,892.79

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1.5x scale

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.