Home / 577,271.37-796,635.65-322,622.55

Finding the Fourth Proportional to 577,271.37, 796,635.65 and 322,622.55

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Solution

The fourth proportional to 577,271.37, 796,635.65 and 322,622.55 is: 445,219.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,271.37 : 796,635.65 = 322,622.55 : x
  2. Step 2: Convert to fraction form
    577,271.37/796,635.65 = 322,622.55/x
  3. Step 3: Cross multiply
    577,271.37x = 796,635.65 × 322,622.55
  4. Step 4: Simplify right side
    577,271.37x = 257,012,623,210.80
  5. Step 5: Solve for x
    x = 257,012,623,210.80/577,271.37
  6. Step 6: Final answer
    x = 445,219.76

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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.