Home / 465,629.44-642,573.12-264,426.88

Finding the Fourth Proportional to 465,629.44, 642,573.12 and 264,426.88

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Solution

The fourth proportional to 465,629.44, 642,573.12 and 264,426.88 is: 364,911.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,629.44 : 642,573.12 = 264,426.88 : x
  2. Step 2: Convert to fraction form
    465,629.44/642,573.12 = 264,426.88/x
  3. Step 3: Cross multiply
    465,629.44x = 642,573.12 × 264,426.88
  4. Step 4: Simplify right side
    465,629.44x = 169,913,605,293.47
  5. Step 5: Solve for x
    x = 169,913,605,293.47/465,629.44
  6. Step 6: Final answer
    x = 364,911.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.