Home / 693,947.47-957,354.24-464,578.56

Finding the Fourth Proportional to 693,947.47, 957,354.24 and 464,578.56

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Solution

The fourth proportional to 693,947.47, 957,354.24 and 464,578.56 is: 640,922.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,947.47 : 957,354.24 = 464,578.56 : x
  2. Step 2: Convert to fraction form
    693,947.47/957,354.24 = 464,578.56/x
  3. Step 3: Cross multiply
    693,947.47x = 957,354.24 × 464,578.56
  4. Step 4: Simplify right side
    693,947.47x = 444,766,249,442.32
  5. Step 5: Solve for x
    x = 444,766,249,442.32/693,947.47
  6. Step 6: Final answer
    x = 640,922.07

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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.