Home / 882,043.52-1,217,905.68-677,772.45

Finding the Fourth Proportional to 882,043.52, 1,217,905.68 and 677,772.45

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Solution

The fourth proportional to 882,043.52, 1,217,905.68 and 677,772.45 is: 935,852.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,043.52 : 1,217,905.68 = 677,772.45 : x
  2. Step 2: Convert to fraction form
    882,043.52/1,217,905.68 = 677,772.45/x
  3. Step 3: Cross multiply
    882,043.52x = 1,217,905.68 × 677,772.45
  4. Step 4: Simplify right side
    882,043.52x = 825,462,916,602.52
  5. Step 5: Solve for x
    x = 825,462,916,602.52/882,043.52
  6. Step 6: Final answer
    x = 935,852.83

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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.