Home / 768,289.73-1,060,212.03-424,118.27

Finding the Fourth Proportional to 768,289.73, 1,060,212.03 and 424,118.27

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Solution

The fourth proportional to 768,289.73, 1,060,212.03 and 424,118.27 is: 585,267.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,289.73 : 1,060,212.03 = 424,118.27 : x
  2. Step 2: Convert to fraction form
    768,289.73/1,060,212.03 = 424,118.27/x
  3. Step 3: Cross multiply
    768,289.73x = 1,060,212.03 × 424,118.27
  4. Step 4: Simplify right side
    768,289.73x = 449,655,286,695.73
  5. Step 5: Solve for x
    x = 449,655,286,695.73/768,289.73
  6. Step 6: Final answer
    x = 585,267.86

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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.