Home / 784,162.32-1,174,348.92-446,179.08

Finding the Fourth Proportional to 784,162.32, 1,174,348.92 and 446,179.08

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Solution

The fourth proportional to 784,162.32, 1,174,348.92 and 446,179.08 is: 668,190.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,162.32 : 1,174,348.92 = 446,179.08 : x
  2. Step 2: Convert to fraction form
    784,162.32/1,174,348.92 = 446,179.08/x
  3. Step 3: Cross multiply
    784,162.32x = 1,174,348.92 × 446,179.08
  4. Step 4: Simplify right side
    784,162.32x = 523,969,920,724.59
  5. Step 5: Solve for x
    x = 523,969,920,724.59/784,162.32
  6. Step 6: Final answer
    x = 668,190.64

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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.