Home / 774,159.37-1,161,619.52-347,996.31

Finding the Fourth Proportional to 774,159.37, 1,161,619.52 and 347,996.31

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Solution

The fourth proportional to 774,159.37, 1,161,619.52 and 347,996.31 is: 522,165.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,159.37 : 1,161,619.52 = 347,996.31 : x
  2. Step 2: Convert to fraction form
    774,159.37/1,161,619.52 = 347,996.31/x
  3. Step 3: Cross multiply
    774,159.37x = 1,161,619.52 × 347,996.31
  4. Step 4: Simplify right side
    774,159.37x = 404,239,306,583.97
  5. Step 5: Solve for x
    x = 404,239,306,583.97/774,159.37
  6. Step 6: Final answer
    x = 522,165.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.