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Finding the Fourth Proportional to 277,597.40, 383,730.01 and 247,679.24

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Solution

The fourth proportional to 277,597.40, 383,730.01 and 247,679.24 is: 342,373.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,597.40 : 383,730.01 = 247,679.24 : x
  2. Step 2: Convert to fraction form
    277,597.40/383,730.01 = 247,679.24/x
  3. Step 3: Cross multiply
    277,597.40x = 383,730.01 × 247,679.24
  4. Step 4: Simplify right side
    277,597.40x = 95,041,954,704.14
  5. Step 5: Solve for x
    x = 95,041,954,704.14/277,597.40
  6. Step 6: Final answer
    x = 342,373.37

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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.