Home / 914,472.52-1,262,016.65-551,889.79

Finding the Fourth Proportional to 914,472.52, 1,262,016.65 and 551,889.79

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Solution

The fourth proportional to 914,472.52, 1,262,016.65 and 551,889.79 is: 761,634.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,472.52 : 1,262,016.65 = 551,889.79 : x
  2. Step 2: Convert to fraction form
    914,472.52/1,262,016.65 = 551,889.79/x
  3. Step 3: Cross multiply
    914,472.52x = 1,262,016.65 × 551,889.79
  4. Step 4: Simplify right side
    914,472.52x = 696,494,102,169.69
  5. Step 5: Solve for x
    x = 696,494,102,169.69/914,472.52
  6. Step 6: Final answer
    x = 761,634.81

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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.