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Finding the Fourth Proportional to 201,703.30, 290,826 and 201,703.30

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Solution

The fourth proportional to 201,703.30, 290,826 and 201,703.30 is: 290,826

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,703.30 : 290,826 = 201,703.30 : x
  2. Step 2: Convert to fraction form
    201,703.30/290,826 = 201,703.30/x
  3. Step 3: Cross multiply
    201,703.30x = 290,826 × 201,703.30
  4. Step 4: Simplify right side
    201,703.30x = 58,660,563,925.80
  5. Step 5: Solve for x
    x = 58,660,563,925.80/201,703.30
  6. Step 6: Final answer
    x = 290,826

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.