Home / 318,276.91-439,213.37-175,036.95

Finding the Fourth Proportional to 318,276.91, 439,213.37 and 175,036.95

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Solution

The fourth proportional to 318,276.91, 439,213.37 and 175,036.95 is: 241,546.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,276.91 : 439,213.37 = 175,036.95 : x
  2. Step 2: Convert to fraction form
    318,276.91/439,213.37 = 175,036.95/x
  3. Step 3: Cross multiply
    318,276.91x = 439,213.37 × 175,036.95
  4. Step 4: Simplify right side
    318,276.91x = 76,878,567,808.84
  5. Step 5: Solve for x
    x = 76,878,567,808.84/318,276.91
  6. Step 6: Final answer
    x = 241,546.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.