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Finding the Fourth Proportional to 363,259.26, 544,936.50 and 120,019.56

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Solution

The fourth proportional to 363,259.26, 544,936.50 and 120,019.56 is: 180,045.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,259.26 : 544,936.50 = 120,019.56 : x
  2. Step 2: Convert to fraction form
    363,259.26/544,936.50 = 120,019.56/x
  3. Step 3: Cross multiply
    363,259.26x = 544,936.50 × 120,019.56
  4. Step 4: Simplify right side
    363,259.26x = 65,403,038,957.94
  5. Step 5: Solve for x
    x = 65,403,038,957.94/363,259.26
  6. Step 6: Final answer
    x = 180,045.07

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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.