Home / 334,458.30-501,687.45-109,853.40

Finding the Fourth Proportional to 334,458.30, 501,687.45 and 109,853.40

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Solution

The fourth proportional to 334,458.30, 501,687.45 and 109,853.40 is: 164,780.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,458.30 : 501,687.45 = 109,853.40 : x
  2. Step 2: Convert to fraction form
    334,458.30/501,687.45 = 109,853.40/x
  3. Step 3: Cross multiply
    334,458.30x = 501,687.45 × 109,853.40
  4. Step 4: Simplify right side
    334,458.30x = 55,112,072,119.83
  5. Step 5: Solve for x
    x = 55,112,072,119.83/334,458.30
  6. Step 6: Final answer
    x = 164,780.10

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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.