Home / 630,022.64-944,945.46-180,781.79

Finding the Fourth Proportional to 630,022.64, 944,945.46 and 180,781.79

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Solution

The fourth proportional to 630,022.64, 944,945.46 and 180,781.79 is: 271,147.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,022.64 : 944,945.46 = 180,781.79 : x
  2. Step 2: Convert to fraction form
    630,022.64/944,945.46 = 180,781.79/x
  3. Step 3: Cross multiply
    630,022.64x = 944,945.46 × 180,781.79
  4. Step 4: Simplify right side
    630,022.64x = 170,828,926,986.45
  5. Step 5: Solve for x
    x = 170,828,926,986.45/630,022.64
  6. Step 6: Final answer
    x = 271,147.29

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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.