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Finding the Fourth Proportional to 562,372.56, 842,499.36 and 277,729.92

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Solution

The fourth proportional to 562,372.56, 842,499.36 and 277,729.92 is: 416,071.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,372.56 : 842,499.36 = 277,729.92 : x
  2. Step 2: Convert to fraction form
    562,372.56/842,499.36 = 277,729.92/x
  3. Step 3: Cross multiply
    562,372.56x = 842,499.36 × 277,729.92
  4. Step 4: Simplify right side
    562,372.56x = 233,987,279,852.85
  5. Step 5: Solve for x
    x = 233,987,279,852.85/562,372.56
  6. Step 6: Final answer
    x = 416,071.65

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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.