Home / 284,330.61-426,377.34-115,736.85

Finding the Fourth Proportional to 284,330.61, 426,377.34 and 115,736.85

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Solution

The fourth proportional to 284,330.61, 426,377.34 and 115,736.85 is: 173,557.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,330.61 : 426,377.34 = 115,736.85 : x
  2. Step 2: Convert to fraction form
    284,330.61/426,377.34 = 115,736.85/x
  3. Step 3: Cross multiply
    284,330.61x = 426,377.34 × 115,736.85
  4. Step 4: Simplify right side
    284,330.61x = 49,347,570,242.98
  5. Step 5: Solve for x
    x = 49,347,570,242.98/284,330.61
  6. Step 6: Final answer
    x = 173,557.01

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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.