Home / 364,405.28-502,880.04-203,270.72

Finding the Fourth Proportional to 364,405.28, 502,880.04 and 203,270.72

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Solution

The fourth proportional to 364,405.28, 502,880.04 and 203,270.72 is: 280,514.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,405.28 : 502,880.04 = 203,270.72 : x
  2. Step 2: Convert to fraction form
    364,405.28/502,880.04 = 203,270.72/x
  3. Step 3: Cross multiply
    364,405.28x = 502,880.04 × 203,270.72
  4. Step 4: Simplify right side
    364,405.28x = 102,220,787,804.43
  5. Step 5: Solve for x
    x = 102,220,787,804.43/364,405.28
  6. Step 6: Final answer
    x = 280,514.01

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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.