Home / 297,936.48-447,050.40-140,180.64

Finding the Fourth Proportional to 297,936.48, 447,050.40 and 140,180.64

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Solution

The fourth proportional to 297,936.48, 447,050.40 and 140,180.64 is: 210,339.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,936.48 : 447,050.40 = 140,180.64 : x
  2. Step 2: Convert to fraction form
    297,936.48/447,050.40 = 140,180.64/x
  3. Step 3: Cross multiply
    297,936.48x = 447,050.40 × 140,180.64
  4. Step 4: Simplify right side
    297,936.48x = 62,667,811,184.26
  5. Step 5: Solve for x
    x = 62,667,811,184.26/297,936.48
  6. Step 6: Final answer
    x = 210,339.50

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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.