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Finding the Fourth Proportional to 444,442, 666,732.26 and 144,853.06

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Solution

The fourth proportional to 444,442, 666,732.26 and 144,853.06 is: 217,302.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,442 : 666,732.26 = 144,853.06 : x
  2. Step 2: Convert to fraction form
    444,442/666,732.26 = 144,853.06/x
  3. Step 3: Cross multiply
    444,442x = 666,732.26 × 144,853.06
  4. Step 4: Simplify right side
    444,442x = 96,578,208,061.72
  5. Step 5: Solve for x
    x = 96,578,208,061.72/444,442
  6. Step 6: Final answer
    x = 217,302.16

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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.