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Finding the Fourth Proportional to 404,952.68, 607,529.28 and 120,641.96

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Solution

The fourth proportional to 404,952.68, 607,529.28 and 120,641.96 is: 180,992.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,952.68 : 607,529.28 = 120,641.96 : x
  2. Step 2: Convert to fraction form
    404,952.68/607,529.28 = 120,641.96/x
  3. Step 3: Cross multiply
    404,952.68x = 607,529.28 × 120,641.96
  4. Step 4: Simplify right side
    404,952.68x = 73,293,523,096.59
  5. Step 5: Solve for x
    x = 73,293,523,096.59/404,952.68
  6. Step 6: Final answer
    x = 180,992.81

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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.