Home / 968,682.90-1,453,151.31-320,043.60

Finding the Fourth Proportional to 968,682.90, 1,453,151.31 and 320,043.60

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Solution

The fourth proportional to 968,682.90, 1,453,151.31 and 320,043.60 is: 480,107.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,682.90 : 1,453,151.31 = 320,043.60 : x
  2. Step 2: Convert to fraction form
    968,682.90/1,453,151.31 = 320,043.60/x
  3. Step 3: Cross multiply
    968,682.90x = 1,453,151.31 × 320,043.60
  4. Step 4: Simplify right side
    968,682.90x = 465,071,776,597.12
  5. Step 5: Solve for x
    x = 465,071,776,597.12/968,682.90
  6. Step 6: Final answer
    x = 480,107.35

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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.