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Finding the Fourth Proportional to 404,324.20, 606,486.30 and 333,465.40

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Solution

The fourth proportional to 404,324.20, 606,486.30 and 333,465.40 is: 500,198.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,324.20 : 606,486.30 = 333,465.40 : x
  2. Step 2: Convert to fraction form
    404,324.20/606,486.30 = 333,465.40/x
  3. Step 3: Cross multiply
    404,324.20x = 606,486.30 × 333,465.40
  4. Step 4: Simplify right side
    404,324.20x = 202,242,196,624.02
  5. Step 5: Solve for x
    x = 202,242,196,624.02/404,324.20
  6. Step 6: Final answer
    x = 500,198.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.