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Finding the Fourth Proportional to 444,585.84, 666,543.38 and 144,887.46

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Solution

The fourth proportional to 444,585.84, 666,543.38 and 144,887.46 is: 217,221.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,585.84 : 666,543.38 = 144,887.46 : x
  2. Step 2: Convert to fraction form
    444,585.84/666,543.38 = 144,887.46/x
  3. Step 3: Cross multiply
    444,585.84x = 666,543.38 × 144,887.46
  4. Step 4: Simplify right side
    444,585.84x = 96,573,776,583.58
  5. Step 5: Solve for x
    x = 96,573,776,583.58/444,585.84
  6. Step 6: Final answer
    x = 217,221.89

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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.