Home / 825,763.13-1,238,852.77-234,787.13

Finding the Fourth Proportional to 825,763.13, 1,238,852.77 and 234,787.13

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Solution

The fourth proportional to 825,763.13, 1,238,852.77 and 234,787.13 is: 352,239.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,763.13 : 1,238,852.77 = 234,787.13 : x
  2. Step 2: Convert to fraction form
    825,763.13/1,238,852.77 = 234,787.13/x
  3. Step 3: Cross multiply
    825,763.13x = 1,238,852.77 × 234,787.13
  4. Step 4: Simplify right side
    825,763.13x = 290,866,679,579.62
  5. Step 5: Solve for x
    x = 290,866,679,579.62/825,763.13
  6. Step 6: Final answer
    x = 352,239.85

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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.