Home / 578,305.13-867,705.80-223,568.27

Finding the Fourth Proportional to 578,305.13, 867,705.80 and 223,568.27

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Solution

The fourth proportional to 578,305.13, 867,705.80 and 223,568.27 is: 335,448.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,305.13 : 867,705.80 = 223,568.27 : x
  2. Step 2: Convert to fraction form
    578,305.13/867,705.80 = 223,568.27/x
  3. Step 3: Cross multiply
    578,305.13x = 867,705.80 × 223,568.27
  4. Step 4: Simplify right side
    578,305.13x = 193,991,479,118.60
  5. Step 5: Solve for x
    x = 193,991,479,118.60/578,305.13
  6. Step 6: Final answer
    x = 335,448.31

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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.