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Finding the Fourth Proportional to 444,679.74, 613,657.28 and 240,730.58

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Solution

The fourth proportional to 444,679.74, 613,657.28 and 240,730.58 is: 332,207.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,679.74 : 613,657.28 = 240,730.58 : x
  2. Step 2: Convert to fraction form
    444,679.74/613,657.28 = 240,730.58/x
  3. Step 3: Cross multiply
    444,679.74x = 613,657.28 × 240,730.58
  4. Step 4: Simplify right side
    444,679.74x = 147,726,075,071.59
  5. Step 5: Solve for x
    x = 147,726,075,071.59/444,679.74
  6. Step 6: Final answer
    x = 332,207.79

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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.