Home / 755,714.16-1,133,720.70-215,975.28

Finding the Fourth Proportional to 755,714.16, 1,133,720.70 and 215,975.28

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Solution

The fourth proportional to 755,714.16, 1,133,720.70 and 215,975.28 is: 324,005.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,714.16 : 1,133,720.70 = 215,975.28 : x
  2. Step 2: Convert to fraction form
    755,714.16/1,133,720.70 = 215,975.28/x
  3. Step 3: Cross multiply
    755,714.16x = 1,133,720.70 × 215,975.28
  4. Step 4: Simplify right side
    755,714.16x = 244,855,645,624.30
  5. Step 5: Solve for x
    x = 244,855,645,624.30/755,714.16
  6. Step 6: Final answer
    x = 324,005.63

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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.