Home / 838,974.72-1,257,976.08-573,056.58

Finding the Fourth Proportional to 838,974.72, 1,257,976.08 and 573,056.58

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Solution

The fourth proportional to 838,974.72, 1,257,976.08 and 573,056.58 is: 859,252.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,974.72 : 1,257,976.08 = 573,056.58 : x
  2. Step 2: Convert to fraction form
    838,974.72/1,257,976.08 = 573,056.58/x
  3. Step 3: Cross multiply
    838,974.72x = 1,257,976.08 × 573,056.58
  4. Step 4: Simplify right side
    838,974.72x = 720,891,470,126.61
  5. Step 5: Solve for x
    x = 720,891,470,126.61/838,974.72
  6. Step 6: Final answer
    x = 859,252.91

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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.