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Finding the Fourth Proportional to 539,337.58, 808,796.06 and 202,194.45

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Solution

The fourth proportional to 539,337.58, 808,796.06 and 202,194.45 is: 303,212.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,337.58 : 808,796.06 = 202,194.45 : x
  2. Step 2: Convert to fraction form
    539,337.58/808,796.06 = 202,194.45/x
  3. Step 3: Cross multiply
    539,337.58x = 808,796.06 × 202,194.45
  4. Step 4: Simplify right side
    539,337.58x = 163,534,074,261.12
  5. Step 5: Solve for x
    x = 163,534,074,261.12/539,337.58
  6. Step 6: Final answer
    x = 303,212.83

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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.