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Finding the Fourth Proportional to 548,094.81, 756,317.68 and 344,080.52

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Solution

The fourth proportional to 548,094.81, 756,317.68 and 344,080.52 is: 474,797.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,094.81 : 756,317.68 = 344,080.52 : x
  2. Step 2: Convert to fraction form
    548,094.81/756,317.68 = 344,080.52/x
  3. Step 3: Cross multiply
    548,094.81x = 756,317.68 × 344,080.52
  4. Step 4: Simplify right side
    548,094.81x = 260,234,180,619.59
  5. Step 5: Solve for x
    x = 260,234,180,619.59/548,094.81
  6. Step 6: Final answer
    x = 474,797.75

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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.