Home / 1,166,729.80-1,749,878.70-325,107.40

Finding the Fourth Proportional to 1,166,729.80, 1,749,878.70 and 325,107.40

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Solution

The fourth proportional to 1,166,729.80, 1,749,878.70 and 325,107.40 is: 487,600.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,729.80 : 1,749,878.70 = 325,107.40 : x
  2. Step 2: Convert to fraction form
    1,166,729.80/1,749,878.70 = 325,107.40/x
  3. Step 3: Cross multiply
    1,166,729.80x = 1,749,878.70 × 325,107.40
  4. Step 4: Simplify right side
    1,166,729.80x = 568,898,514,472.38
  5. Step 5: Solve for x
    x = 568,898,514,472.38/1,166,729.80
  6. Step 6: Final answer
    x = 487,600.91

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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.