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Finding the Fourth Proportional to 562,825.56, 844,249.13 and 207,656.76

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Solution

The fourth proportional to 562,825.56, 844,249.13 and 207,656.76 is: 311,489.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,825.56 : 844,249.13 = 207,656.76 : x
  2. Step 2: Convert to fraction form
    562,825.56/844,249.13 = 207,656.76/x
  3. Step 3: Cross multiply
    562,825.56x = 844,249.13 × 207,656.76
  4. Step 4: Simplify right side
    562,825.56x = 175,314,038,968.62
  5. Step 5: Solve for x
    x = 175,314,038,968.62/562,825.56
  6. Step 6: Final answer
    x = 311,489.12

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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.