Home / 979,086.87-1,468,297.71-339,241.29

Finding the Fourth Proportional to 979,086.87, 1,468,297.71 and 339,241.29

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Solution

The fourth proportional to 979,086.87, 1,468,297.71 and 339,241.29 is: 508,746.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,086.87 : 1,468,297.71 = 339,241.29 : x
  2. Step 2: Convert to fraction form
    979,086.87/1,468,297.71 = 339,241.29/x
  3. Step 3: Cross multiply
    979,086.87x = 1,468,297.71 × 339,241.29
  4. Step 4: Simplify right side
    979,086.87x = 498,107,209,244.45
  5. Step 5: Solve for x
    x = 498,107,209,244.45/979,086.87
  6. Step 6: Final answer
    x = 508,746.70

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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.