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Finding the Fourth Proportional to 444,772.01, 613,326.60 and 380,454.15

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Solution

The fourth proportional to 444,772.01, 613,326.60 and 380,454.15 is: 524,634.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,772.01 : 613,326.60 = 380,454.15 : x
  2. Step 2: Convert to fraction form
    444,772.01/613,326.60 = 380,454.15/x
  3. Step 3: Cross multiply
    444,772.01x = 613,326.60 × 380,454.15
  4. Step 4: Simplify right side
    444,772.01x = 233,342,650,275.39
  5. Step 5: Solve for x
    x = 233,342,650,275.39/444,772.01
  6. Step 6: Final answer
    x = 524,634.30

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1.5x scale

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.