Home / 915,614.28-1,373,661.99-376,037.64

Finding the Fourth Proportional to 915,614.28, 1,373,661.99 and 376,037.64

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Solution

The fourth proportional to 915,614.28, 1,373,661.99 and 376,037.64 is: 564,155.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,614.28 : 1,373,661.99 = 376,037.64 : x
  2. Step 2: Convert to fraction form
    915,614.28/1,373,661.99 = 376,037.64/x
  3. Step 3: Cross multiply
    915,614.28x = 1,373,661.99 × 376,037.64
  4. Step 4: Simplify right side
    915,614.28x = 516,548,612,877.30
  5. Step 5: Solve for x
    x = 516,548,612,877.30/915,614.28
  6. Step 6: Final answer
    x = 564,155.26

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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.