Home / 964,628.20-1,447,460.70-403,719.40

Finding the Fourth Proportional to 964,628.20, 1,447,460.70 and 403,719.40

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Solution

The fourth proportional to 964,628.20, 1,447,460.70 and 403,719.40 is: 605,796.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,628.20 : 1,447,460.70 = 403,719.40 : x
  2. Step 2: Convert to fraction form
    964,628.20/1,447,460.70 = 403,719.40/x
  3. Step 3: Cross multiply
    964,628.20x = 1,447,460.70 × 403,719.40
  4. Step 4: Simplify right side
    964,628.20x = 584,367,965,327.58
  5. Step 5: Solve for x
    x = 584,367,965,327.58/964,628.20
  6. Step 6: Final answer
    x = 605,796.06

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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.