Home / 776,589.59-1,071,683.41-427,723.29

Finding the Fourth Proportional to 776,589.59, 1,071,683.41 and 427,723.29

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Solution

The fourth proportional to 776,589.59, 1,071,683.41 and 427,723.29 is: 590,252.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,589.59 : 1,071,683.41 = 427,723.29 : x
  2. Step 2: Convert to fraction form
    776,589.59/1,071,683.41 = 427,723.29/x
  3. Step 3: Cross multiply
    776,589.59x = 1,071,683.41 × 427,723.29
  4. Step 4: Simplify right side
    776,589.59x = 458,383,951,825.00
  5. Step 5: Solve for x
    x = 458,383,951,825.00/776,589.59
  6. Step 6: Final answer
    x = 590,252.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.