Home / 876,334.95-1,314,909.29-336,411.58

Finding the Fourth Proportional to 876,334.95, 1,314,909.29 and 336,411.58

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Solution

The fourth proportional to 876,334.95, 1,314,909.29 and 336,411.58 is: 504,773.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,334.95 : 1,314,909.29 = 336,411.58 : x
  2. Step 2: Convert to fraction form
    876,334.95/1,314,909.29 = 336,411.58/x
  3. Step 3: Cross multiply
    876,334.95x = 1,314,909.29 × 336,411.58
  4. Step 4: Simplify right side
    876,334.95x = 442,350,711,805.58
  5. Step 5: Solve for x
    x = 442,350,711,805.58/876,334.95
  6. Step 6: Final answer
    x = 504,773.56

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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.