Home / 694,862.88-1,042,474.02-406,917.66

Finding the Fourth Proportional to 694,862.88, 1,042,474.02 and 406,917.66

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Solution

The fourth proportional to 694,862.88, 1,042,474.02 and 406,917.66 is: 610,481.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,862.88 : 1,042,474.02 = 406,917.66 : x
  2. Step 2: Convert to fraction form
    694,862.88/1,042,474.02 = 406,917.66/x
  3. Step 3: Cross multiply
    694,862.88x = 1,042,474.02 × 406,917.66
  4. Step 4: Simplify right side
    694,862.88x = 424,201,088,829.19
  5. Step 5: Solve for x
    x = 424,201,088,829.19/694,862.88
  6. Step 6: Final answer
    x = 610,481.72

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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.