Home / 467,925.44-645,720-266,682.56

Finding the Fourth Proportional to 467,925.44, 645,720 and 266,682.56

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Solution

The fourth proportional to 467,925.44, 645,720 and 266,682.56 is: 368,012.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,925.44 : 645,720 = 266,682.56 : x
  2. Step 2: Convert to fraction form
    467,925.44/645,720 = 266,682.56/x
  3. Step 3: Cross multiply
    467,925.44x = 645,720 × 266,682.56
  4. Step 4: Simplify right side
    467,925.44x = 172,202,262,643.20
  5. Step 5: Solve for x
    x = 172,202,262,643.20/467,925.44
  6. Step 6: Final answer
    x = 368,012.18

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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.