Home / 845,621.92-1,166,949.36-463,647.76

Finding the Fourth Proportional to 845,621.92, 1,166,949.36 and 463,647.76

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Solution

The fourth proportional to 845,621.92, 1,166,949.36 and 463,647.76 is: 639,829.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,621.92 : 1,166,949.36 = 463,647.76 : x
  2. Step 2: Convert to fraction form
    845,621.92/1,166,949.36 = 463,647.76/x
  3. Step 3: Cross multiply
    845,621.92x = 1,166,949.36 × 463,647.76
  4. Step 4: Simplify right side
    845,621.92x = 541,053,456,797.43
  5. Step 5: Solve for x
    x = 541,053,456,797.43/845,621.92
  6. Step 6: Final answer
    x = 639,829.03

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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.