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Finding the Fourth Proportional to 300,788.04, 451,282.58 and 98,393.37

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Solution

The fourth proportional to 300,788.04, 451,282.58 and 98,393.37 is: 147,622.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,788.04 : 451,282.58 = 98,393.37 : x
  2. Step 2: Convert to fraction form
    300,788.04/451,282.58 = 98,393.37/x
  3. Step 3: Cross multiply
    300,788.04x = 451,282.58 × 98,393.37
  4. Step 4: Simplify right side
    300,788.04x = 44,403,213,868.49
  5. Step 5: Solve for x
    x = 44,403,213,868.49/300,788.04
  6. Step 6: Final answer
    x = 147,622.94

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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.