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Finding the Fourth Proportional to 362,001.30, 542,467.35 and 262,371.30

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Solution

The fourth proportional to 362,001.30, 542,467.35 and 262,371.30 is: 393,169.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,001.30 : 542,467.35 = 262,371.30 : x
  2. Step 2: Convert to fraction form
    362,001.30/542,467.35 = 262,371.30/x
  3. Step 3: Cross multiply
    362,001.30x = 542,467.35 × 262,371.30
  4. Step 4: Simplify right side
    362,001.30x = 142,327,863,827.06
  5. Step 5: Solve for x
    x = 142,327,863,827.06/362,001.30
  6. Step 6: Final answer
    x = 393,169.48

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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.