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Finding the Fourth Proportional to 241,486.80, 362,278.80 and 202,315.20

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Solution

The fourth proportional to 241,486.80, 362,278.80 and 202,315.20 is: 303,513.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,486.80 : 362,278.80 = 202,315.20 : x
  2. Step 2: Convert to fraction form
    241,486.80/362,278.80 = 202,315.20/x
  3. Step 3: Cross multiply
    241,486.80x = 362,278.80 × 202,315.20
  4. Step 4: Simplify right side
    241,486.80x = 73,294,507,877.76
  5. Step 5: Solve for x
    x = 73,294,507,877.76/241,486.80
  6. Step 6: Final answer
    x = 303,513.52

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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.