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Finding the Fourth Proportional to 441,594.25, 609,400.07 and 240,390.25

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Solution

The fourth proportional to 441,594.25, 609,400.07 and 240,390.25 is: 331,738.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,594.25 : 609,400.07 = 240,390.25 : x
  2. Step 2: Convert to fraction form
    441,594.25/609,400.07 = 240,390.25/x
  3. Step 3: Cross multiply
    441,594.25x = 609,400.07 × 240,390.25
  4. Step 4: Simplify right side
    441,594.25x = 146,493,835,177.32
  5. Step 5: Solve for x
    x = 146,493,835,177.32/441,594.25
  6. Step 6: Final answer
    x = 331,738.55

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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.