Home / 376,580.24-519,675.04-215,474.88

Finding the Fourth Proportional to 376,580.24, 519,675.04 and 215,474.88

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Solution

The fourth proportional to 376,580.24, 519,675.04 and 215,474.88 is: 297,352.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,580.24 : 519,675.04 = 215,474.88 : x
  2. Step 2: Convert to fraction form
    376,580.24/519,675.04 = 215,474.88/x
  3. Step 3: Cross multiply
    376,580.24x = 519,675.04 × 215,474.88
  4. Step 4: Simplify right side
    376,580.24x = 111,976,916,883.00
  5. Step 5: Solve for x
    x = 111,976,916,883.00/376,580.24
  6. Step 6: Final answer
    x = 297,352.08

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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.