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Finding the Fourth Proportional to 362,635.26, 544,054.95 and 126,001.86

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Solution

The fourth proportional to 362,635.26, 544,054.95 and 126,001.86 is: 189,038.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,635.26 : 544,054.95 = 126,001.86 : x
  2. Step 2: Convert to fraction form
    362,635.26/544,054.95 = 126,001.86/x
  3. Step 3: Cross multiply
    362,635.26x = 544,054.95 × 126,001.86
  4. Step 4: Simplify right side
    362,635.26x = 68,551,935,642.21
  5. Step 5: Solve for x
    x = 68,551,935,642.21/362,635.26
  6. Step 6: Final answer
    x = 189,038.25

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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.