Home / 381,565.46-572,360.38-191,922.26

Finding the Fourth Proportional to 381,565.46, 572,360.38 and 191,922.26

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Solution

The fourth proportional to 381,565.46, 572,360.38 and 191,922.26 is: 287,889.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,565.46 : 572,360.38 = 191,922.26 : x
  2. Step 2: Convert to fraction form
    381,565.46/572,360.38 = 191,922.26/x
  3. Step 3: Cross multiply
    381,565.46x = 572,360.38 × 191,922.26
  4. Step 4: Simplify right side
    381,565.46x = 109,848,697,541.98
  5. Step 5: Solve for x
    x = 109,848,697,541.98/381,565.46
  6. Step 6: Final answer
    x = 287,889.52

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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.