Home / 408,050.64-563,112.99-226,779.57

Finding the Fourth Proportional to 408,050.64, 563,112.99 and 226,779.57

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Solution

The fourth proportional to 408,050.64, 563,112.99 and 226,779.57 is: 312,957.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,050.64 : 563,112.99 = 226,779.57 : x
  2. Step 2: Convert to fraction form
    408,050.64/563,112.99 = 226,779.57/x
  3. Step 3: Cross multiply
    408,050.64x = 563,112.99 × 226,779.57
  4. Step 4: Simplify right side
    408,050.64x = 127,702,521,733.61
  5. Step 5: Solve for x
    x = 127,702,521,733.61/408,050.64
  6. Step 6: Final answer
    x = 312,957.53

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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.