Home / 694,221.27-1,042,295.63-357,502.65

Finding the Fourth Proportional to 694,221.27, 1,042,295.63 and 357,502.65

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Solution

The fourth proportional to 694,221.27, 1,042,295.63 and 357,502.65 is: 536,750.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,221.27 : 1,042,295.63 = 357,502.65 : x
  2. Step 2: Convert to fraction form
    694,221.27/1,042,295.63 = 357,502.65/x
  3. Step 3: Cross multiply
    694,221.27x = 1,042,295.63 × 357,502.65
  4. Step 4: Simplify right side
    694,221.27x = 372,623,448,020.91
  5. Step 5: Solve for x
    x = 372,623,448,020.91/694,221.27
  6. Step 6: Final answer
    x = 536,750.26

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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.