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Finding the Fourth Proportional to 444,442.50, 666,733 and 144,853.56

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Solution

The fourth proportional to 444,442.50, 666,733 and 144,853.56 is: 217,302.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,442.50 : 666,733 = 144,853.56 : x
  2. Step 2: Convert to fraction form
    444,442.50/666,733 = 144,853.56/x
  3. Step 3: Cross multiply
    444,442.50x = 666,733 × 144,853.56
  4. Step 4: Simplify right side
    444,442.50x = 96,578,648,619.48
  5. Step 5: Solve for x
    x = 96,578,648,619.48/444,442.50
  6. Step 6: Final answer
    x = 217,302.91

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1.5x scale

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.