Home / 334,810.85-502,216.27-147,785.09

Finding the Fourth Proportional to 334,810.85, 502,216.27 and 147,785.09

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Solution

The fourth proportional to 334,810.85, 502,216.27 and 147,785.09 is: 221,677.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,810.85 : 502,216.27 = 147,785.09 : x
  2. Step 2: Convert to fraction form
    334,810.85/502,216.27 = 147,785.09/x
  3. Step 3: Cross multiply
    334,810.85x = 502,216.27 × 147,785.09
  4. Step 4: Simplify right side
    334,810.85x = 74,220,073,780.87
  5. Step 5: Solve for x
    x = 74,220,073,780.87/334,810.85
  6. Step 6: Final answer
    x = 221,677.63

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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.