Home / 627,501.38-865,958.58-341,021.46

Finding the Fourth Proportional to 627,501.38, 865,958.58 and 341,021.46

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Solution

The fourth proportional to 627,501.38, 865,958.58 and 341,021.46 is: 470,613.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,501.38 : 865,958.58 = 341,021.46 : x
  2. Step 2: Convert to fraction form
    627,501.38/865,958.58 = 341,021.46/x
  3. Step 3: Cross multiply
    627,501.38x = 865,958.58 × 341,021.46
  4. Step 4: Simplify right side
    627,501.38x = 295,310,459,251.13
  5. Step 5: Solve for x
    x = 295,310,459,251.13/627,501.38
  6. Step 6: Final answer
    x = 470,613.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.