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Finding the Fourth Proportional to 300,337.48, 450,728.16 and 241,878.70

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Solution

The fourth proportional to 300,337.48, 450,728.16 and 241,878.70 is: 362,996.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,337.48 : 450,728.16 = 241,878.70 : x
  2. Step 2: Convert to fraction form
    300,337.48/450,728.16 = 241,878.70/x
  3. Step 3: Cross multiply
    300,337.48x = 450,728.16 × 241,878.70
  4. Step 4: Simplify right side
    300,337.48x = 109,021,541,394.19
  5. Step 5: Solve for x
    x = 109,021,541,394.19/300,337.48
  6. Step 6: Final answer
    x = 362,996.79

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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.