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Finding the Fourth Proportional to 444,476.70, 666,715.05 and 112,052.70

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Solution

The fourth proportional to 444,476.70, 666,715.05 and 112,052.70 is: 168,079.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,476.70 : 666,715.05 = 112,052.70 : x
  2. Step 2: Convert to fraction form
    444,476.70/666,715.05 = 112,052.70/x
  3. Step 3: Cross multiply
    444,476.70x = 666,715.05 × 112,052.70
  4. Step 4: Simplify right side
    444,476.70x = 74,707,221,483.14
  5. Step 5: Solve for x
    x = 74,707,221,483.14/444,476.70
  6. Step 6: Final answer
    x = 168,079.05

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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.