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Finding the Fourth Proportional to 404,944.62, 608,041.18 and 342,584.13

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Solution

The fourth proportional to 404,944.62, 608,041.18 and 342,584.13 is: 514,404.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,944.62 : 608,041.18 = 342,584.13 : x
  2. Step 2: Convert to fraction form
    404,944.62/608,041.18 = 342,584.13/x
  3. Step 3: Cross multiply
    404,944.62x = 608,041.18 × 342,584.13
  4. Step 4: Simplify right side
    404,944.62x = 208,305,261,362.86
  5. Step 5: Solve for x
    x = 208,305,261,362.86/404,944.62
  6. Step 6: Final answer
    x = 514,404.32

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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.