Home / 371,331.15-556,037.46-256,280.66

Finding the Fourth Proportional to 371,331.15, 556,037.46 and 256,280.66

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Solution

The fourth proportional to 371,331.15, 556,037.46 and 256,280.66 is: 383,758.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,331.15 : 556,037.46 = 256,280.66 : x
  2. Step 2: Convert to fraction form
    371,331.15/556,037.46 = 256,280.66/x
  3. Step 3: Cross multiply
    371,331.15x = 556,037.46 × 256,280.66
  4. Step 4: Simplify right side
    371,331.15x = 142,501,647,233.52
  5. Step 5: Solve for x
    x = 142,501,647,233.52/371,331.15
  6. Step 6: Final answer
    x = 383,758.94

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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.