Home / 409,081.92-564,419.52-263,826.24

Finding the Fourth Proportional to 409,081.92, 564,419.52 and 263,826.24

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Solution

The fourth proportional to 409,081.92, 564,419.52 and 263,826.24 is: 364,006.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,081.92 : 564,419.52 = 263,826.24 : x
  2. Step 2: Convert to fraction form
    409,081.92/564,419.52 = 263,826.24/x
  3. Step 3: Cross multiply
    409,081.92x = 564,419.52 × 263,826.24
  4. Step 4: Simplify right side
    409,081.92x = 148,908,679,744.21
  5. Step 5: Solve for x
    x = 148,908,679,744.21/409,081.92
  6. Step 6: Final answer
    x = 364,006.99

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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.