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Finding the Fourth Proportional to 614,161.44, 921,242.16 and 239,922

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Solution

The fourth proportional to 614,161.44, 921,242.16 and 239,922 is: 359,883.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,161.44 : 921,242.16 = 239,922 : x
  2. Step 2: Convert to fraction form
    614,161.44/921,242.16 = 239,922/x
  3. Step 3: Cross multiply
    614,161.44x = 921,242.16 × 239,922
  4. Step 4: Simplify right side
    614,161.44x = 221,026,261,511.52
  5. Step 5: Solve for x
    x = 221,026,261,511.52/614,161.44
  6. Step 6: Final answer
    x = 359,883.00

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1.5x scale

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.