Home / 593,141.08-818,530.56-321,202.72

Finding the Fourth Proportional to 593,141.08, 818,530.56 and 321,202.72

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Solution

The fourth proportional to 593,141.08, 818,530.56 and 321,202.72 is: 443,257.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,141.08 : 818,530.56 = 321,202.72 : x
  2. Step 2: Convert to fraction form
    593,141.08/818,530.56 = 321,202.72/x
  3. Step 3: Cross multiply
    593,141.08x = 818,530.56 × 321,202.72
  4. Step 4: Simplify right side
    593,141.08x = 262,914,242,275.12
  5. Step 5: Solve for x
    x = 262,914,242,275.12/593,141.08
  6. Step 6: Final answer
    x = 443,257.52

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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.