Home / 558,179.76-770,353.08-313,232.04

Finding the Fourth Proportional to 558,179.76, 770,353.08 and 313,232.04

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Solution

The fourth proportional to 558,179.76, 770,353.08 and 313,232.04 is: 432,296.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,179.76 : 770,353.08 = 313,232.04 : x
  2. Step 2: Convert to fraction form
    558,179.76/770,353.08 = 313,232.04/x
  3. Step 3: Cross multiply
    558,179.76x = 770,353.08 × 313,232.04
  4. Step 4: Simplify right side
    558,179.76x = 241,299,266,768.68
  5. Step 5: Solve for x
    x = 241,299,266,768.68/558,179.76
  6. Step 6: Final answer
    x = 432,296.70

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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.