Home / 827,141.70-1,240,712.55-295,263.30

Finding the Fourth Proportional to 827,141.70, 1,240,712.55 and 295,263.30

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Solution

The fourth proportional to 827,141.70, 1,240,712.55 and 295,263.30 is: 442,894.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,141.70 : 1,240,712.55 = 295,263.30 : x
  2. Step 2: Convert to fraction form
    827,141.70/1,240,712.55 = 295,263.30/x
  3. Step 3: Cross multiply
    827,141.70x = 1,240,712.55 × 295,263.30
  4. Step 4: Simplify right side
    827,141.70x = 366,336,881,864.42
  5. Step 5: Solve for x
    x = 366,336,881,864.42/827,141.70
  6. Step 6: Final answer
    x = 442,894.95

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Similar ratio
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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.