Home / 1,107,335.70-1,660,917.15-433,286.10

Finding the Fourth Proportional to 1,107,335.70, 1,660,917.15 and 433,286.10

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Solution

The fourth proportional to 1,107,335.70, 1,660,917.15 and 433,286.10 is: 649,895.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,335.70 : 1,660,917.15 = 433,286.10 : x
  2. Step 2: Convert to fraction form
    1,107,335.70/1,660,917.15 = 433,286.10/x
  3. Step 3: Cross multiply
    1,107,335.70x = 1,660,917.15 × 433,286.10
  4. Step 4: Simplify right side
    1,107,335.70x = 719,652,314,346.62
  5. Step 5: Solve for x
    x = 719,652,314,346.62/1,107,335.70
  6. Step 6: Final answer
    x = 649,895.34

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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.