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Finding the Fourth Proportional to 539,326.63, 808,779.79 and 202,183.39

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Solution

The fourth proportional to 539,326.63, 808,779.79 and 202,183.39 is: 303,196.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,326.63 : 808,779.79 = 202,183.39 : x
  2. Step 2: Convert to fraction form
    539,326.63/808,779.79 = 202,183.39/x
  3. Step 3: Cross multiply
    539,326.63x = 808,779.79 × 202,183.39
  4. Step 4: Simplify right side
    539,326.63x = 163,521,839,705.69
  5. Step 5: Solve for x
    x = 163,521,839,705.69/539,326.63
  6. Step 6: Final answer
    x = 303,196.30

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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.