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Finding the Fourth Proportional to 479,772.70, 662,082.06 and 264,908.14

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Solution

The fourth proportional to 479,772.70, 662,082.06 and 264,908.14 is: 365,570.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,772.70 : 662,082.06 = 264,908.14 : x
  2. Step 2: Convert to fraction form
    479,772.70/662,082.06 = 264,908.14/x
  3. Step 3: Cross multiply
    479,772.70x = 662,082.06 × 264,908.14
  4. Step 4: Simplify right side
    479,772.70x = 175,390,927,041.97
  5. Step 5: Solve for x
    x = 175,390,927,041.97/479,772.70
  6. Step 6: Final answer
    x = 365,570.88

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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.