Home / 1,145,207.10-1,717,810.65-303,843.90

Finding the Fourth Proportional to 1,145,207.10, 1,717,810.65 and 303,843.90

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Solution

The fourth proportional to 1,145,207.10, 1,717,810.65 and 303,843.90 is: 455,765.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,207.10 : 1,717,810.65 = 303,843.90 : x
  2. Step 2: Convert to fraction form
    1,145,207.10/1,717,810.65 = 303,843.90/x
  3. Step 3: Cross multiply
    1,145,207.10x = 1,717,810.65 × 303,843.90
  4. Step 4: Simplify right side
    1,145,207.10x = 521,946,287,357.54
  5. Step 5: Solve for x
    x = 521,946,287,357.54/1,145,207.10
  6. Step 6: Final answer
    x = 455,765.85

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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.