Home / 1,107,833.13-1,662,029.64-309,114.18

Finding the Fourth Proportional to 1,107,833.13, 1,662,029.64 and 309,114.18

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Solution

The fourth proportional to 1,107,833.13, 1,662,029.64 and 309,114.18 is: 463,749.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,833.13 : 1,662,029.64 = 309,114.18 : x
  2. Step 2: Convert to fraction form
    1,107,833.13/1,662,029.64 = 309,114.18/x
  3. Step 3: Cross multiply
    1,107,833.13x = 1,662,029.64 × 309,114.18
  4. Step 4: Simplify right side
    1,107,833.13x = 513,756,929,304.30
  5. Step 5: Solve for x
    x = 513,756,929,304.30/1,107,833.13
  6. Step 6: Final answer
    x = 463,749.38

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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.