Home / 283,490.54-425,022-171,144.05

Finding the Fourth Proportional to 283,490.54, 425,022 and 171,144.05

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Solution

The fourth proportional to 283,490.54, 425,022 and 171,144.05 is: 256,587.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,490.54 : 425,022 = 171,144.05 : x
  2. Step 2: Convert to fraction form
    283,490.54/425,022 = 171,144.05/x
  3. Step 3: Cross multiply
    283,490.54x = 425,022 × 171,144.05
  4. Step 4: Simplify right side
    283,490.54x = 72,739,986,419.10
  5. Step 5: Solve for x
    x = 72,739,986,419.10/283,490.54
  6. Step 6: Final answer
    x = 256,587.00

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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.