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Finding the Fourth Proportional to 444,875.64, 613,928.96 and 240,926.90

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Solution

The fourth proportional to 444,875.64, 613,928.96 and 240,926.90 is: 332,479.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,875.64 : 613,928.96 = 240,926.90 : x
  2. Step 2: Convert to fraction form
    444,875.64/613,928.96 = 240,926.90/x
  3. Step 3: Cross multiply
    444,875.64x = 613,928.96 × 240,926.90
  4. Step 4: Simplify right side
    444,875.64x = 147,911,996,878.75
  5. Step 5: Solve for x
    x = 147,911,996,878.75/444,875.64
  6. Step 6: Final answer
    x = 332,479.42

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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.