Home / 558,976.23-771,348.29-317,263.73

Finding the Fourth Proportional to 558,976.23, 771,348.29 and 317,263.73

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Solution

The fourth proportional to 558,976.23, 771,348.29 and 317,263.73 is: 437,801.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,976.23 : 771,348.29 = 317,263.73 : x
  2. Step 2: Convert to fraction form
    558,976.23/771,348.29 = 317,263.73/x
  3. Step 3: Cross multiply
    558,976.23x = 771,348.29 × 317,263.73
  4. Step 4: Simplify right side
    558,976.23x = 244,720,830,171.46
  5. Step 5: Solve for x
    x = 244,720,830,171.46/558,976.23
  6. Step 6: Final answer
    x = 437,801.85

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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.