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Finding the Fourth Proportional to 202,365.55, 303,548.33 and 193,726.90

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Solution

The fourth proportional to 202,365.55, 303,548.33 and 193,726.90 is: 290,590.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,365.55 : 303,548.33 = 193,726.90 : x
  2. Step 2: Convert to fraction form
    202,365.55/303,548.33 = 193,726.90/x
  3. Step 3: Cross multiply
    202,365.55x = 303,548.33 × 193,726.90
  4. Step 4: Simplify right side
    202,365.55x = 58,805,476,971.08
  5. Step 5: Solve for x
    x = 58,805,476,971.08/202,365.55
  6. Step 6: Final answer
    x = 290,590.35

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1.5x scale

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.