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Finding the Fourth Proportional to 444,529.50, 666,852.84 and 144,905.10

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Solution

The fourth proportional to 444,529.50, 666,852.84 and 144,905.10 is: 217,376.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,529.50 : 666,852.84 = 144,905.10 : x
  2. Step 2: Convert to fraction form
    444,529.50/666,852.84 = 144,905.10/x
  3. Step 3: Cross multiply
    444,529.50x = 666,852.84 × 144,905.10
  4. Step 4: Simplify right side
    444,529.50x = 96,630,377,465.48
  5. Step 5: Solve for x
    x = 96,630,377,465.48/444,529.50
  6. Step 6: Final answer
    x = 217,376.75

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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.