Home / 801,632.40-1,203,226.20-402,723.60

Finding the Fourth Proportional to 801,632.40, 1,203,226.20 and 402,723.60

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Solution

The fourth proportional to 801,632.40, 1,203,226.20 and 402,723.60 is: 604,476.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,632.40 : 1,203,226.20 = 402,723.60 : x
  2. Step 2: Convert to fraction form
    801,632.40/1,203,226.20 = 402,723.60/x
  3. Step 3: Cross multiply
    801,632.40x = 1,203,226.20 × 402,723.60
  4. Step 4: Simplify right side
    801,632.40x = 484,567,586,878.32
  5. Step 5: Solve for x
    x = 484,567,586,878.32/801,632.40
  6. Step 6: Final answer
    x = 604,476.05

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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.