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Finding the Fourth Proportional to 562,334.86, 843,126.54 and 309,733.39

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Solution

The fourth proportional to 562,334.86, 843,126.54 and 309,733.39 is: 464,393.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,334.86 : 843,126.54 = 309,733.39 : x
  2. Step 2: Convert to fraction form
    562,334.86/843,126.54 = 309,733.39/x
  3. Step 3: Cross multiply
    562,334.86x = 843,126.54 × 309,733.39
  4. Step 4: Simplify right side
    562,334.86x = 261,144,441,433.17
  5. Step 5: Solve for x
    x = 261,144,441,433.17/562,334.86
  6. Step 6: Final answer
    x = 464,393.12

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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.