Home / 996,370.72-1,375,021.98-566,712.76

Finding the Fourth Proportional to 996,370.72, 1,375,021.98 and 566,712.76

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Solution

The fourth proportional to 996,370.72, 1,375,021.98 and 566,712.76 is: 782,080.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,370.72 : 1,375,021.98 = 566,712.76 : x
  2. Step 2: Convert to fraction form
    996,370.72/1,375,021.98 = 566,712.76/x
  3. Step 3: Cross multiply
    996,370.72x = 1,375,021.98 × 566,712.76
  4. Step 4: Simplify right side
    996,370.72x = 779,242,501,346.47
  5. Step 5: Solve for x
    x = 779,242,501,346.47/996,370.72
  6. Step 6: Final answer
    x = 782,080.89

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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.