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Finding the Fourth Proportional to 433,983.30, 608,976.30 and 433,983.30

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Solution

The fourth proportional to 433,983.30, 608,976.30 and 433,983.30 is: 608,976.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,983.30 : 608,976.30 = 433,983.30 : x
  2. Step 2: Convert to fraction form
    433,983.30/608,976.30 = 433,983.30/x
  3. Step 3: Cross multiply
    433,983.30x = 608,976.30 × 433,983.30
  4. Step 4: Simplify right side
    433,983.30x = 264,285,544,295.79
  5. Step 5: Solve for x
    x = 264,285,544,295.79/433,983.30
  6. Step 6: Final answer
    x = 608,976.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.