Home / 1,017,946.31-1,526,918.45-259,787.79

Finding the Fourth Proportional to 1,017,946.31, 1,526,918.45 and 259,787.79

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Solution

The fourth proportional to 1,017,946.31, 1,526,918.45 and 259,787.79 is: 389,681.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,946.31 : 1,526,918.45 = 259,787.79 : x
  2. Step 2: Convert to fraction form
    1,017,946.31/1,526,918.45 = 259,787.79/x
  3. Step 3: Cross multiply
    1,017,946.31x = 1,526,918.45 × 259,787.79
  4. Step 4: Simplify right side
    1,017,946.31x = 396,674,768,336.79
  5. Step 5: Solve for x
    x = 396,674,768,336.79/1,017,946.31
  6. Step 6: Final answer
    x = 389,681.43

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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.