Home / 781,226.54-1,169,928.88-705,496.13

Finding the Fourth Proportional to 781,226.54, 1,169,928.88 and 705,496.13

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Solution

The fourth proportional to 781,226.54, 1,169,928.88 and 705,496.13 is: 1,056,518.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,226.54 : 1,169,928.88 = 705,496.13 : x
  2. Step 2: Convert to fraction form
    781,226.54/1,169,928.88 = 705,496.13/x
  3. Step 3: Cross multiply
    781,226.54x = 1,169,928.88 × 705,496.13
  4. Step 4: Simplify right side
    781,226.54x = 825,380,289,601.85
  5. Step 5: Solve for x
    x = 825,380,289,601.85/781,226.54
  6. Step 6: Final answer
    x = 1,056,518.50

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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.