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Finding the Fourth Proportional to 374,695.62, 562,042.08 and 134,809.02

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Solution

The fourth proportional to 374,695.62, 562,042.08 and 134,809.02 is: 202,213.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,695.62 : 562,042.08 = 134,809.02 : x
  2. Step 2: Convert to fraction form
    374,695.62/562,042.08 = 134,809.02/x
  3. Step 3: Cross multiply
    374,695.62x = 562,042.08 × 134,809.02
  4. Step 4: Simplify right side
    374,695.62x = 75,768,342,003.56
  5. Step 5: Solve for x
    x = 75,768,342,003.56/374,695.62
  6. Step 6: Final answer
    x = 202,213.04

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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.