Home / 964,974.80-1,447,465.92-403,615.52

Finding the Fourth Proportional to 964,974.80, 1,447,465.92 and 403,615.52

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Solution

The fourth proportional to 964,974.80, 1,447,465.92 and 403,615.52 is: 605,424.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,974.80 : 1,447,465.92 = 403,615.52 : x
  2. Step 2: Convert to fraction form
    964,974.80/1,447,465.92 = 403,615.52/x
  3. Step 3: Cross multiply
    964,974.80x = 1,447,465.92 × 403,615.52
  4. Step 4: Simplify right side
    964,974.80x = 584,219,709,983.08
  5. Step 5: Solve for x
    x = 584,219,709,983.08/964,974.80
  6. Step 6: Final answer
    x = 605,424.84

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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.