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Finding the Fourth Proportional to 479,738.46, 662,034.60 and 264,880.08

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Solution

The fourth proportional to 479,738.46, 662,034.60 and 264,880.08 is: 365,532.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,738.46 : 662,034.60 = 264,880.08 : x
  2. Step 2: Convert to fraction form
    479,738.46/662,034.60 = 264,880.08/x
  3. Step 3: Cross multiply
    479,738.46x = 662,034.60 × 264,880.08
  4. Step 4: Simplify right side
    479,738.46x = 175,359,777,810.77
  5. Step 5: Solve for x
    x = 175,359,777,810.77/479,738.46
  6. Step 6: Final answer
    x = 365,532.04

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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.