Home / 379,759.23-569,919.21-180,080.28

Finding the Fourth Proportional to 379,759.23, 569,919.21 and 180,080.28

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Solution

The fourth proportional to 379,759.23, 569,919.21 and 180,080.28 is: 270,253.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,759.23 : 569,919.21 = 180,080.28 : x
  2. Step 2: Convert to fraction form
    379,759.23/569,919.21 = 180,080.28/x
  3. Step 3: Cross multiply
    379,759.23x = 569,919.21 × 180,080.28
  4. Step 4: Simplify right side
    379,759.23x = 102,631,210,013.78
  5. Step 5: Solve for x
    x = 102,631,210,013.78/379,759.23
  6. Step 6: Final answer
    x = 270,253.37

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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.