Home / 560,998.04-774,176.60-331,638

Finding the Fourth Proportional to 560,998.04, 774,176.60 and 331,638

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Solution

The fourth proportional to 560,998.04, 774,176.60 and 331,638 is: 457,660.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,998.04 : 774,176.60 = 331,638 : x
  2. Step 2: Convert to fraction form
    560,998.04/774,176.60 = 331,638/x
  3. Step 3: Cross multiply
    560,998.04x = 774,176.60 × 331,638
  4. Step 4: Simplify right side
    560,998.04x = 256,746,379,270.80
  5. Step 5: Solve for x
    x = 256,746,379,270.80/560,998.04
  6. Step 6: Final answer
    x = 457,660.03

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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.