Home / 411,225.28-616,035.84-270,557.44

Finding the Fourth Proportional to 411,225.28, 616,035.84 and 270,557.44

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Solution

The fourth proportional to 411,225.28, 616,035.84 and 270,557.44 is: 405,308.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,225.28 : 616,035.84 = 270,557.44 : x
  2. Step 2: Convert to fraction form
    411,225.28/616,035.84 = 270,557.44/x
  3. Step 3: Cross multiply
    411,225.28x = 616,035.84 × 270,557.44
  4. Step 4: Simplify right side
    411,225.28x = 166,673,079,818.65
  5. Step 5: Solve for x
    x = 166,673,079,818.65/411,225.28
  6. Step 6: Final answer
    x = 405,308.45

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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.