Home / 374,818.54-562,073.14-143,972.64

Finding the Fourth Proportional to 374,818.54, 562,073.14 and 143,972.64

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Solution

The fourth proportional to 374,818.54, 562,073.14 and 143,972.64 is: 215,899.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,818.54 : 562,073.14 = 143,972.64 : x
  2. Step 2: Convert to fraction form
    374,818.54/562,073.14 = 143,972.64/x
  3. Step 3: Cross multiply
    374,818.54x = 562,073.14 × 143,972.64
  4. Step 4: Simplify right side
    374,818.54x = 80,923,153,838.89
  5. Step 5: Solve for x
    x = 80,923,153,838.89/374,818.54
  6. Step 6: Final answer
    x = 215,899.55

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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.