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Finding the Fourth Proportional to 444,425.32, 666,642.30 and 112,001.32

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Solution

The fourth proportional to 444,425.32, 666,642.30 and 112,001.32 is: 168,003.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,425.32 : 666,642.30 = 112,001.32 : x
  2. Step 2: Convert to fraction form
    444,425.32/666,642.30 = 112,001.32/x
  3. Step 3: Cross multiply
    444,425.32x = 666,642.30 × 112,001.32
  4. Step 4: Simplify right side
    444,425.32x = 74,664,817,567.84
  5. Step 5: Solve for x
    x = 74,664,817,567.84/444,425.32
  6. Step 6: Final answer
    x = 168,003.07

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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.