Home / 843,008.34-1,265,403.72-823,970.52

Finding the Fourth Proportional to 843,008.34, 1,265,403.72 and 823,970.52

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Solution

The fourth proportional to 843,008.34, 1,265,403.72 and 823,970.52 is: 1,236,826.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,008.34 : 1,265,403.72 = 823,970.52 : x
  2. Step 2: Convert to fraction form
    843,008.34/1,265,403.72 = 823,970.52/x
  3. Step 3: Cross multiply
    843,008.34x = 1,265,403.72 × 823,970.52
  4. Step 4: Simplify right side
    843,008.34x = 1,042,655,361,178.33
  5. Step 5: Solve for x
    x = 1,042,655,361,178.33/843,008.34
  6. Step 6: Final answer
    x = 1,236,826.86

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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.