Home / 769,755.54-1,062,243.90-425,582.58

Finding the Fourth Proportional to 769,755.54, 1,062,243.90 and 425,582.58

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Solution

The fourth proportional to 769,755.54, 1,062,243.90 and 425,582.58 is: 587,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,755.54 : 1,062,243.90 = 425,582.58 : x
  2. Step 2: Convert to fraction form
    769,755.54/1,062,243.90 = 425,582.58/x
  3. Step 3: Cross multiply
    769,755.54x = 1,062,243.90 × 425,582.58
  4. Step 4: Simplify right side
    769,755.54x = 452,072,499,551.26
  5. Step 5: Solve for x
    x = 452,072,499,551.26/769,755.54
  6. Step 6: Final answer
    x = 587,293.60

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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.