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Finding the Fourth Proportional to 444,642.94, 666,555.73 and 160,263.90

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Solution

The fourth proportional to 444,642.94, 666,555.73 and 160,263.90 is: 240,248.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,642.94 : 666,555.73 = 160,263.90 : x
  2. Step 2: Convert to fraction form
    444,642.94/666,555.73 = 160,263.90/x
  3. Step 3: Cross multiply
    444,642.94x = 666,555.73 × 160,263.90
  4. Step 4: Simplify right side
    444,642.94x = 106,824,820,456.49
  5. Step 5: Solve for x
    x = 106,824,820,456.49/444,642.94
  6. Step 6: Final answer
    x = 240,248.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.