Home / 755,338.72-1,133,003.04-306,052.96

Finding the Fourth Proportional to 755,338.72, 1,133,003.04 and 306,052.96

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Solution

The fourth proportional to 755,338.72, 1,133,003.04 and 306,052.96 is: 459,077.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,338.72 : 1,133,003.04 = 306,052.96 : x
  2. Step 2: Convert to fraction form
    755,338.72/1,133,003.04 = 306,052.96/x
  3. Step 3: Cross multiply
    755,338.72x = 1,133,003.04 × 306,052.96
  4. Step 4: Simplify right side
    755,338.72x = 346,758,934,081.00
  5. Step 5: Solve for x
    x = 346,758,934,081.00/755,338.72
  6. Step 6: Final answer
    x = 459,077.40

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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.