Home / 960,064.94-1,438,519.52-328,634.30

Finding the Fourth Proportional to 960,064.94, 1,438,519.52 and 328,634.30

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Solution

The fourth proportional to 960,064.94, 1,438,519.52 and 328,634.30 is: 492,411.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,064.94 : 1,438,519.52 = 328,634.30 : x
  2. Step 2: Convert to fraction form
    960,064.94/1,438,519.52 = 328,634.30/x
  3. Step 3: Cross multiply
    960,064.94x = 1,438,519.52 × 328,634.30
  4. Step 4: Simplify right side
    960,064.94x = 472,746,855,491.54
  5. Step 5: Solve for x
    x = 472,746,855,491.54/960,064.94
  6. Step 6: Final answer
    x = 492,411.33

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1.5x scale

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.