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Finding the Fourth Proportional to 444,926.76, 613,999.68 and 240,978.12

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Solution

The fourth proportional to 444,926.76, 613,999.68 and 240,978.12 is: 332,550.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,926.76 : 613,999.68 = 240,978.12 : x
  2. Step 2: Convert to fraction form
    444,926.76/613,999.68 = 240,978.12/x
  3. Step 3: Cross multiply
    444,926.76x = 613,999.68 × 240,978.12
  4. Step 4: Simplify right side
    444,926.76x = 147,960,488,567.00
  5. Step 5: Solve for x
    x = 147,960,488,567.00/444,926.76
  6. Step 6: Final answer
    x = 332,550.21

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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.