Home / 377,120.49-565,431.03-149,265.15

Finding the Fourth Proportional to 377,120.49, 565,431.03 and 149,265.15

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Solution

The fourth proportional to 377,120.49, 565,431.03 and 149,265.15 is: 223,798.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,120.49 : 565,431.03 = 149,265.15 : x
  2. Step 2: Convert to fraction form
    377,120.49/565,431.03 = 149,265.15/x
  3. Step 3: Cross multiply
    377,120.49x = 565,431.03 × 149,265.15
  4. Step 4: Simplify right side
    377,120.49x = 84,399,147,507.60
  5. Step 5: Solve for x
    x = 84,399,147,507.60/377,120.49
  6. Step 6: Final answer
    x = 223,798.89

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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.