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Finding the Fourth Proportional to 375,982.97, 562,656.51 and 269,484.30

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Solution

The fourth proportional to 375,982.97, 562,656.51 and 269,484.30 is: 403,281.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,982.97 : 562,656.51 = 269,484.30 : x
  2. Step 2: Convert to fraction form
    375,982.97/562,656.51 = 269,484.30/x
  3. Step 3: Cross multiply
    375,982.97x = 562,656.51 × 269,484.30
  4. Step 4: Simplify right side
    375,982.97x = 151,627,095,737.79
  5. Step 5: Solve for x
    x = 151,627,095,737.79/375,982.97
  6. Step 6: Final answer
    x = 403,281.82

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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.