Home / 694,546.61-1,041,109.47-469,930.77

Finding the Fourth Proportional to 694,546.61, 1,041,109.47 and 469,930.77

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Solution

The fourth proportional to 694,546.61, 1,041,109.47 and 469,930.77 is: 704,415.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,546.61 : 1,041,109.47 = 469,930.77 : x
  2. Step 2: Convert to fraction form
    694,546.61/1,041,109.47 = 469,930.77/x
  3. Step 3: Cross multiply
    694,546.61x = 1,041,109.47 × 469,930.77
  4. Step 4: Simplify right side
    694,546.61x = 489,249,374,891.39
  5. Step 5: Solve for x
    x = 489,249,374,891.39/694,546.61
  6. Step 6: Final answer
    x = 704,415.47

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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.