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Finding the Fourth Proportional to 266,150.80, 399,226.20 and 250,404.40

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Solution

The fourth proportional to 266,150.80, 399,226.20 and 250,404.40 is: 375,606.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,150.80 : 399,226.20 = 250,404.40 : x
  2. Step 2: Convert to fraction form
    266,150.80/399,226.20 = 250,404.40/x
  3. Step 3: Cross multiply
    266,150.80x = 399,226.20 × 250,404.40
  4. Step 4: Simplify right side
    266,150.80x = 99,967,997,075.28
  5. Step 5: Solve for x
    x = 99,967,997,075.28/266,150.80
  6. Step 6: Final answer
    x = 375,606.60

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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.