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Finding the Fourth Proportional to 441,146.79, 608,296.28 and 304,944.29

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Solution

The fourth proportional to 441,146.79, 608,296.28 and 304,944.29 is: 420,486.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,146.79 : 608,296.28 = 304,944.29 : x
  2. Step 2: Convert to fraction form
    441,146.79/608,296.28 = 304,944.29/x
  3. Step 3: Cross multiply
    441,146.79x = 608,296.28 × 304,944.29
  4. Step 4: Simplify right side
    441,146.79x = 185,496,472,648.04
  5. Step 5: Solve for x
    x = 185,496,472,648.04/441,146.79
  6. Step 6: Final answer
    x = 420,486.96

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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.