Home / 256,580.26-384,933.14-180,826.61

Finding the Fourth Proportional to 256,580.26, 384,933.14 and 180,826.61

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Solution

The fourth proportional to 256,580.26, 384,933.14 and 180,826.61 is: 271,284.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,580.26 : 384,933.14 = 180,826.61 : x
  2. Step 2: Convert to fraction form
    256,580.26/384,933.14 = 180,826.61/x
  3. Step 3: Cross multiply
    256,580.26x = 384,933.14 × 180,826.61
  4. Step 4: Simplify right side
    256,580.26x = 69,606,152,632.16
  5. Step 5: Solve for x
    x = 69,606,152,632.16/256,580.26
  6. Step 6: Final answer
    x = 271,284.13

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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.