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Finding the Fourth Proportional to 562,274.22, 843,278.85 and 207,095.34

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Solution

The fourth proportional to 562,274.22, 843,278.85 and 207,095.34 is: 310,594.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,274.22 : 843,278.85 = 207,095.34 : x
  2. Step 2: Convert to fraction form
    562,274.22/843,278.85 = 207,095.34/x
  3. Step 3: Cross multiply
    562,274.22x = 843,278.85 × 207,095.34
  4. Step 4: Simplify right side
    562,274.22x = 174,639,120,155.56
  5. Step 5: Solve for x
    x = 174,639,120,155.56/562,274.22
  6. Step 6: Final answer
    x = 310,594.22

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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.