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Finding the Fourth Proportional to 614,991.96, 922,526.82 and 259,959.24

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Solution

The fourth proportional to 614,991.96, 922,526.82 and 259,959.24 is: 389,955.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,991.96 : 922,526.82 = 259,959.24 : x
  2. Step 2: Convert to fraction form
    614,991.96/922,526.82 = 259,959.24/x
  3. Step 3: Cross multiply
    614,991.96x = 922,526.82 × 259,959.24
  4. Step 4: Simplify right side
    614,991.96x = 239,819,371,006.82
  5. Step 5: Solve for x
    x = 239,819,371,006.82/614,991.96
  6. Step 6: Final answer
    x = 389,955.29

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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.