Home / 940,703.80-1,298,195.42-511,008.52

Finding the Fourth Proportional to 940,703.80, 1,298,195.42 and 511,008.52

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Solution

The fourth proportional to 940,703.80, 1,298,195.42 and 511,008.52 is: 705,204.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,703.80 : 1,298,195.42 = 511,008.52 : x
  2. Step 2: Convert to fraction form
    940,703.80/1,298,195.42 = 511,008.52/x
  3. Step 3: Cross multiply
    940,703.80x = 1,298,195.42 × 511,008.52
  4. Step 4: Simplify right side
    940,703.80x = 663,388,920,244.98
  5. Step 5: Solve for x
    x = 663,388,920,244.98/940,703.80
  6. Step 6: Final answer
    x = 705,204.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.