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Finding the Fourth Proportional to 444,730.85, 613,727.69 and 240,781.74

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Solution

The fourth proportional to 444,730.85, 613,727.69 and 240,781.74 is: 332,278.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,730.85 : 613,727.69 = 240,781.74 : x
  2. Step 2: Convert to fraction form
    444,730.85/613,727.69 = 240,781.74/x
  3. Step 3: Cross multiply
    444,730.85x = 613,727.69 × 240,781.74
  4. Step 4: Simplify right side
    444,730.85x = 147,774,421,084.38
  5. Step 5: Solve for x
    x = 147,774,421,084.38/444,730.85
  6. Step 6: Final answer
    x = 332,278.32

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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.