Home / 407,311.76-562,044.61-226,031.33

Finding the Fourth Proportional to 407,311.76, 562,044.61 and 226,031.33

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Solution

The fourth proportional to 407,311.76, 562,044.61 and 226,031.33 is: 311,897.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,311.76 : 562,044.61 = 226,031.33 : x
  2. Step 2: Convert to fraction form
    407,311.76/562,044.61 = 226,031.33/x
  3. Step 3: Cross multiply
    407,311.76x = 562,044.61 × 226,031.33
  4. Step 4: Simplify right side
    407,311.76x = 127,039,690,717.63
  5. Step 5: Solve for x
    x = 127,039,690,717.63/407,311.76
  6. Step 6: Final answer
    x = 311,897.92

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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.