Home / 769,848.96-1,062,348.54-425,664.96

Finding the Fourth Proportional to 769,848.96, 1,062,348.54 and 425,664.96

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Solution

The fourth proportional to 769,848.96, 1,062,348.54 and 425,664.96 is: 587,393.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,848.96 : 1,062,348.54 = 425,664.96 : x
  2. Step 2: Convert to fraction form
    769,848.96/1,062,348.54 = 425,664.96/x
  3. Step 3: Cross multiply
    769,848.96x = 1,062,348.54 × 425,664.96
  4. Step 4: Simplify right side
    769,848.96x = 452,204,548,785.16
  5. Step 5: Solve for x
    x = 452,204,548,785.16/769,848.96
  6. Step 6: Final answer
    x = 587,393.86

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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.