Home / 284,270.86-426,036.40-115,594.50

Finding the Fourth Proportional to 284,270.86, 426,036.40 and 115,594.50

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Solution

The fourth proportional to 284,270.86, 426,036.40 and 115,594.50 is: 173,241.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,270.86 : 426,036.40 = 115,594.50 : x
  2. Step 2: Convert to fraction form
    284,270.86/426,036.40 = 115,594.50/x
  3. Step 3: Cross multiply
    284,270.86x = 426,036.40 × 115,594.50
  4. Step 4: Simplify right side
    284,270.86x = 49,247,464,639.80
  5. Step 5: Solve for x
    x = 49,247,464,639.80/284,270.86
  6. Step 6: Final answer
    x = 173,241.34

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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.