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Finding the Fourth Proportional to 427,877.54, 590,486.91 and 244,146.02

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Solution

The fourth proportional to 427,877.54, 590,486.91 and 244,146.02 is: 336,930.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,877.54 : 590,486.91 = 244,146.02 : x
  2. Step 2: Convert to fraction form
    427,877.54/590,486.91 = 244,146.02/x
  3. Step 3: Cross multiply
    427,877.54x = 590,486.91 × 244,146.02
  4. Step 4: Simplify right side
    427,877.54x = 144,165,027,717.87
  5. Step 5: Solve for x
    x = 144,165,027,717.87/427,877.54
  6. Step 6: Final answer
    x = 336,930.58

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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.