Home / 996,730.69-1,375,339.36-561,084.37

Finding the Fourth Proportional to 996,730.69, 1,375,339.36 and 561,084.37

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Solution

The fourth proportional to 996,730.69, 1,375,339.36 and 561,084.37 is: 774,212.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,730.69 : 1,375,339.36 = 561,084.37 : x
  2. Step 2: Convert to fraction form
    996,730.69/1,375,339.36 = 561,084.37/x
  3. Step 3: Cross multiply
    996,730.69x = 1,375,339.36 × 561,084.37
  4. Step 4: Simplify right side
    996,730.69x = 771,681,418,341.80
  5. Step 5: Solve for x
    x = 771,681,418,341.80/996,730.69
  6. Step 6: Final answer
    x = 774,212.56

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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.