Home / 407,748.42-562,673.70-226,472.04

Finding the Fourth Proportional to 407,748.42, 562,673.70 and 226,472.04

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Solution

The fourth proportional to 407,748.42, 562,673.70 and 226,472.04 is: 312,520.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,748.42 : 562,673.70 = 226,472.04 : x
  2. Step 2: Convert to fraction form
    407,748.42/562,673.70 = 226,472.04/x
  3. Step 3: Cross multiply
    407,748.42x = 562,673.70 × 226,472.04
  4. Step 4: Simplify right side
    407,748.42x = 127,429,860,693.35
  5. Step 5: Solve for x
    x = 127,429,860,693.35/407,748.42
  6. Step 6: Final answer
    x = 312,520.80

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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.