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Finding the Fourth Proportional to 563,720.12, 777,824.20 and 334,235

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Solution

The fourth proportional to 563,720.12, 777,824.20 and 334,235 is: 461,179.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,720.12 : 777,824.20 = 334,235 : x
  2. Step 2: Convert to fraction form
    563,720.12/777,824.20 = 334,235/x
  3. Step 3: Cross multiply
    563,720.12x = 777,824.20 × 334,235
  4. Step 4: Simplify right side
    563,720.12x = 259,976,071,487.00
  5. Step 5: Solve for x
    x = 259,976,071,487.00/563,720.12
  6. Step 6: Final answer
    x = 461,179.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.