Home / 876,213.60-1,314,101.70-336,352.65

Finding the Fourth Proportional to 876,213.60, 1,314,101.70 and 336,352.65

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Solution

The fourth proportional to 876,213.60, 1,314,101.70 and 336,352.65 is: 504,445.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,213.60 : 1,314,101.70 = 336,352.65 : x
  2. Step 2: Convert to fraction form
    876,213.60/1,314,101.70 = 336,352.65/x
  3. Step 3: Cross multiply
    876,213.60x = 1,314,101.70 × 336,352.65
  4. Step 4: Simplify right side
    876,213.60x = 442,001,589,164.51
  5. Step 5: Solve for x
    x = 442,001,589,164.51/876,213.60
  6. Step 6: Final answer
    x = 504,445.02

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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.