Home / 404,949.11-608,047.92-342,588.65

Finding the Fourth Proportional to 404,949.11, 608,047.92 and 342,588.65

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Solution

The fourth proportional to 404,949.11, 608,047.92 and 342,588.65 is: 514,411.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,949.11 : 608,047.92 = 342,588.65 : x
  2. Step 2: Convert to fraction form
    404,949.11/608,047.92 = 342,588.65/x
  3. Step 3: Cross multiply
    404,949.11x = 608,047.92 × 342,588.65
  4. Step 4: Simplify right side
    404,949.11x = 208,310,313,007.87
  5. Step 5: Solve for x
    x = 208,310,313,007.87/404,949.11
  6. Step 6: Final answer
    x = 514,411.10

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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.