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Finding the Fourth Proportional to 562,600.83, 843,810.28 and 207,781.95

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Solution

The fourth proportional to 562,600.83, 843,810.28 and 207,781.95 is: 311,639.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,600.83 : 843,810.28 = 207,781.95 : x
  2. Step 2: Convert to fraction form
    562,600.83/843,810.28 = 207,781.95/x
  3. Step 3: Cross multiply
    562,600.83x = 843,810.28 × 207,781.95
  4. Step 4: Simplify right side
    562,600.83x = 175,328,540,150.49
  5. Step 5: Solve for x
    x = 175,328,540,150.49/562,600.83
  6. Step 6: Final answer
    x = 311,639.32

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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.