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Finding the Fourth Proportional to 646,594.44, 892,327.89 and 360,114.51

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Solution

The fourth proportional to 646,594.44, 892,327.89 and 360,114.51 is: 496,973.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,594.44 : 892,327.89 = 360,114.51 : x
  2. Step 2: Convert to fraction form
    646,594.44/892,327.89 = 360,114.51/x
  3. Step 3: Cross multiply
    646,594.44x = 892,327.89 × 360,114.51
  4. Step 4: Simplify right side
    646,594.44x = 321,340,220,866.68
  5. Step 5: Solve for x
    x = 321,340,220,866.68/646,594.44
  6. Step 6: Final answer
    x = 496,973.37

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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.