Home / 1,143,020.70-1,714,399.56-301,638.06

Finding the Fourth Proportional to 1,143,020.70, 1,714,399.56 and 301,638.06

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Solution

The fourth proportional to 1,143,020.70, 1,714,399.56 and 301,638.06 is: 452,422.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,020.70 : 1,714,399.56 = 301,638.06 : x
  2. Step 2: Convert to fraction form
    1,143,020.70/1,714,399.56 = 301,638.06/x
  3. Step 3: Cross multiply
    1,143,020.70x = 1,714,399.56 × 301,638.06
  4. Step 4: Simplify right side
    1,143,020.70x = 517,128,157,343.25
  5. Step 5: Solve for x
    x = 517,128,157,343.25/1,143,020.70
  6. Step 6: Final answer
    x = 452,422.39

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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.