Home / 973,014.82-1,342,762.83-543,310.33

Finding the Fourth Proportional to 973,014.82, 1,342,762.83 and 543,310.33

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Solution

The fourth proportional to 973,014.82, 1,342,762.83 and 543,310.33 is: 749,769.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,014.82 : 1,342,762.83 = 543,310.33 : x
  2. Step 2: Convert to fraction form
    973,014.82/1,342,762.83 = 543,310.33/x
  3. Step 3: Cross multiply
    973,014.82x = 1,342,762.83 × 543,310.33
  4. Step 4: Simplify right side
    973,014.82x = 729,536,912,922.13
  5. Step 5: Solve for x
    x = 729,536,912,922.13/973,014.82
  6. Step 6: Final answer
    x = 749,769.58

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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.