Home / 842,924.97-1,263,730.14-572,339.61

Finding the Fourth Proportional to 842,924.97, 1,263,730.14 and 572,339.61

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Solution

The fourth proportional to 842,924.97, 1,263,730.14 and 572,339.61 is: 858,063.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,924.97 : 1,263,730.14 = 572,339.61 : x
  2. Step 2: Convert to fraction form
    842,924.97/1,263,730.14 = 572,339.61/x
  3. Step 3: Cross multiply
    842,924.97x = 1,263,730.14 × 572,339.61
  4. Step 4: Simplify right side
    842,924.97x = 723,282,815,472.85
  5. Step 5: Solve for x
    x = 723,282,815,472.85/842,924.97
  6. Step 6: Final answer
    x = 858,063.10

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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.