Home / 1,203,609.27-1,805,525.70-435,299.43

Finding the Fourth Proportional to 1,203,609.27, 1,805,525.70 and 435,299.43

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Solution

The fourth proportional to 1,203,609.27, 1,805,525.70 and 435,299.43 is: 652,989.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,609.27 : 1,805,525.70 = 435,299.43 : x
  2. Step 2: Convert to fraction form
    1,203,609.27/1,805,525.70 = 435,299.43/x
  3. Step 3: Cross multiply
    1,203,609.27x = 1,805,525.70 × 435,299.43
  4. Step 4: Simplify right side
    1,203,609.27x = 785,944,308,060.35
  5. Step 5: Solve for x
    x = 785,944,308,060.35/1,203,609.27
  6. Step 6: Final answer
    x = 652,989.58

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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.