Home / 266,875.21-401,273.04-246,069.78

Finding the Fourth Proportional to 266,875.21, 401,273.04 and 246,069.78

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Solution

The fourth proportional to 266,875.21, 401,273.04 and 246,069.78 is: 369,990.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,875.21 : 401,273.04 = 246,069.78 : x
  2. Step 2: Convert to fraction form
    266,875.21/401,273.04 = 246,069.78/x
  3. Step 3: Cross multiply
    266,875.21x = 401,273.04 × 246,069.78
  4. Step 4: Simplify right side
    266,875.21x = 98,741,167,629.34
  5. Step 5: Solve for x
    x = 98,741,167,629.34/266,875.21
  6. Step 6: Final answer
    x = 369,990.04

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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.