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Finding the Fourth Proportional to 444,290.76, 612,872.10 and 272,292.06

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Solution

The fourth proportional to 444,290.76, 612,872.10 and 272,292.06 is: 375,610.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,290.76 : 612,872.10 = 272,292.06 : x
  2. Step 2: Convert to fraction form
    444,290.76/612,872.10 = 272,292.06/x
  3. Step 3: Cross multiply
    444,290.76x = 612,872.10 × 272,292.06
  4. Step 4: Simplify right side
    444,290.76x = 166,880,206,625.53
  5. Step 5: Solve for x
    x = 166,880,206,625.53/444,290.76
  6. Step 6: Final answer
    x = 375,610.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.