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Finding the Fourth Proportional to 539,376.80, 808,773.60 and 223,865.60

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Solution

The fourth proportional to 539,376.80, 808,773.60 and 223,865.60 is: 335,677.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,376.80 : 808,773.60 = 223,865.60 : x
  2. Step 2: Convert to fraction form
    539,376.80/808,773.60 = 223,865.60/x
  3. Step 3: Cross multiply
    539,376.80x = 808,773.60 × 223,865.60
  4. Step 4: Simplify right side
    539,376.80x = 181,056,587,228.16
  5. Step 5: Solve for x
    x = 181,056,587,228.16/539,376.80
  6. Step 6: Final answer
    x = 335,677.37

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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.