Home / 548,934.90-757,563.52-307,212.44

Finding the Fourth Proportional to 548,934.90, 757,563.52 and 307,212.44

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Solution

The fourth proportional to 548,934.90, 757,563.52 and 307,212.44 is: 423,971.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,934.90 : 757,563.52 = 307,212.44 : x
  2. Step 2: Convert to fraction form
    548,934.90/757,563.52 = 307,212.44/x
  3. Step 3: Cross multiply
    548,934.90x = 757,563.52 × 307,212.44
  4. Step 4: Simplify right side
    548,934.90x = 232,732,937,434.19
  5. Step 5: Solve for x
    x = 232,732,937,434.19/548,934.90
  6. Step 6: Final answer
    x = 423,971.84

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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.