Home / 548,239.19-756,585.82-306,522.38

Finding the Fourth Proportional to 548,239.19, 756,585.82 and 306,522.38

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Solution

The fourth proportional to 548,239.19, 756,585.82 and 306,522.38 is: 423,009.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,239.19 : 756,585.82 = 306,522.38 : x
  2. Step 2: Convert to fraction form
    548,239.19/756,585.82 = 306,522.38/x
  3. Step 3: Cross multiply
    548,239.19x = 756,585.82 × 306,522.38
  4. Step 4: Simplify right side
    548,239.19x = 231,910,482,515.29
  5. Step 5: Solve for x
    x = 231,910,482,515.29/548,239.19
  6. Step 6: Final answer
    x = 423,009.68

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1.5x scale

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.