Home / 1,255,387.50-1,732,398.24-711,573.33

Finding the Fourth Proportional to 1,255,387.50, 1,732,398.24 and 711,573.33

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Solution

The fourth proportional to 1,255,387.50, 1,732,398.24 and 711,573.33 is: 981,950.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,387.50 : 1,732,398.24 = 711,573.33 : x
  2. Step 2: Convert to fraction form
    1,255,387.50/1,732,398.24 = 711,573.33/x
  3. Step 3: Cross multiply
    1,255,387.50x = 1,732,398.24 × 711,573.33
  4. Step 4: Simplify right side
    1,255,387.50x = 1,232,728,384,522.94
  5. Step 5: Solve for x
    x = 1,232,728,384,522.94/1,255,387.50
  6. Step 6: Final answer
    x = 981,950.50

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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.