Home / 507,936.30-762,056.73-152,961.90

Finding the Fourth Proportional to 507,936.30, 762,056.73 and 152,961.90

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Solution

The fourth proportional to 507,936.30, 762,056.73 and 152,961.90 is: 229,488.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,936.30 : 762,056.73 = 152,961.90 : x
  2. Step 2: Convert to fraction form
    507,936.30/762,056.73 = 152,961.90/x
  3. Step 3: Cross multiply
    507,936.30x = 762,056.73 × 152,961.90
  4. Step 4: Simplify right side
    507,936.30x = 116,565,645,328.59
  5. Step 5: Solve for x
    x = 116,565,645,328.59/507,936.30
  6. Step 6: Final answer
    x = 229,488.71

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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.