Home / 875,625.29-1,313,329.22-235,979.06

Finding the Fourth Proportional to 875,625.29, 1,313,329.22 and 235,979.06

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Solution

The fourth proportional to 875,625.29, 1,313,329.22 and 235,979.06 is: 353,939.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,625.29 : 1,313,329.22 = 235,979.06 : x
  2. Step 2: Convert to fraction form
    875,625.29/1,313,329.22 = 235,979.06/x
  3. Step 3: Cross multiply
    875,625.29x = 1,313,329.22 × 235,979.06
  4. Step 4: Simplify right side
    875,625.29x = 309,918,193,626.24
  5. Step 5: Solve for x
    x = 309,918,193,626.24/875,625.29
  6. Step 6: Final answer
    x = 353,939.29

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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.