Home / 269,430.30-404,145.45-202,508.10

Finding the Fourth Proportional to 269,430.30, 404,145.45 and 202,508.10

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Solution

The fourth proportional to 269,430.30, 404,145.45 and 202,508.10 is: 303,762.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,430.30 : 404,145.45 = 202,508.10 : x
  2. Step 2: Convert to fraction form
    269,430.30/404,145.45 = 202,508.10/x
  3. Step 3: Cross multiply
    269,430.30x = 404,145.45 × 202,508.10
  4. Step 4: Simplify right side
    269,430.30x = 81,842,727,203.15
  5. Step 5: Solve for x
    x = 81,842,727,203.15/269,430.30
  6. Step 6: Final answer
    x = 303,762.15

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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.