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Finding the Fourth Proportional to 546,073.49, 753,584.91 and 304,371.41

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Solution

The fourth proportional to 546,073.49, 753,584.91 and 304,371.41 is: 420,034.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,073.49 : 753,584.91 = 304,371.41 : x
  2. Step 2: Convert to fraction form
    546,073.49/753,584.91 = 304,371.41/x
  3. Step 3: Cross multiply
    546,073.49x = 753,584.91 × 304,371.41
  4. Step 4: Simplify right side
    546,073.49x = 229,369,697,843.50
  5. Step 5: Solve for x
    x = 229,369,697,843.50/546,073.49
  6. Step 6: Final answer
    x = 420,034.49

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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.