Home / 408,723.64-563,719.09-265,529.82

Finding the Fourth Proportional to 408,723.64, 563,719.09 and 265,529.82

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Solution

The fourth proportional to 408,723.64, 563,719.09 and 265,529.82 is: 366,223.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,723.64 : 563,719.09 = 265,529.82 : x
  2. Step 2: Convert to fraction form
    408,723.64/563,719.09 = 265,529.82/x
  3. Step 3: Cross multiply
    408,723.64x = 563,719.09 × 265,529.82
  4. Step 4: Simplify right side
    408,723.64x = 149,684,228,498.26
  5. Step 5: Solve for x
    x = 149,684,228,498.26/408,723.64
  6. Step 6: Final answer
    x = 366,223.56

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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.