Home / 875,540.88-1,313,376.12-314,580.24

Finding the Fourth Proportional to 875,540.88, 1,313,376.12 and 314,580.24

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Solution

The fourth proportional to 875,540.88, 1,313,376.12 and 314,580.24 is: 471,893.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,540.88 : 1,313,376.12 = 314,580.24 : x
  2. Step 2: Convert to fraction form
    875,540.88/1,313,376.12 = 314,580.24/x
  3. Step 3: Cross multiply
    875,540.88x = 1,313,376.12 × 314,580.24
  4. Step 4: Simplify right side
    875,540.88x = 413,162,175,039.87
  5. Step 5: Solve for x
    x = 413,162,175,039.87/875,540.88
  6. Step 6: Final answer
    x = 471,893.64

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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.