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Finding the Fourth Proportional to 266,047.20, 373,399.20 and 266,047.20

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Solution

The fourth proportional to 266,047.20, 373,399.20 and 266,047.20 is: 373,399.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,047.20 : 373,399.20 = 266,047.20 : x
  2. Step 2: Convert to fraction form
    266,047.20/373,399.20 = 266,047.20/x
  3. Step 3: Cross multiply
    266,047.20x = 373,399.20 × 266,047.20
  4. Step 4: Simplify right side
    266,047.20x = 99,341,811,642.24
  5. Step 5: Solve for x
    x = 99,341,811,642.24/266,047.20
  6. Step 6: Final answer
    x = 373,399.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.