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Finding the Fourth Proportional to 283,858.25, 425,305.35 and 171,301.93

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Solution

The fourth proportional to 283,858.25, 425,305.35 and 171,301.93 is: 256,662.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,858.25 : 425,305.35 = 171,301.93 : x
  2. Step 2: Convert to fraction form
    283,858.25/425,305.35 = 171,301.93/x
  3. Step 3: Cross multiply
    283,858.25x = 425,305.35 × 171,301.93
  4. Step 4: Simplify right side
    283,858.25x = 72,855,626,231.06
  5. Step 5: Solve for x
    x = 72,855,626,231.06/283,858.25
  6. Step 6: Final answer
    x = 256,662.00

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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.