Home / 964,975.80-1,447,467.42-403,616.52

Finding the Fourth Proportional to 964,975.80, 1,447,467.42 and 403,616.52

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Solution

The fourth proportional to 964,975.80, 1,447,467.42 and 403,616.52 is: 605,426.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,975.80 : 1,447,467.42 = 403,616.52 : x
  2. Step 2: Convert to fraction form
    964,975.80/1,447,467.42 = 403,616.52/x
  3. Step 3: Cross multiply
    964,975.80x = 1,447,467.42 × 403,616.52
  4. Step 4: Simplify right side
    964,975.80x = 584,221,762,873.78
  5. Step 5: Solve for x
    x = 584,221,762,873.78/964,975.80
  6. Step 6: Final answer
    x = 605,426.34

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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.