Home / 577,439.20-796,851.48-322,814.08

Finding the Fourth Proportional to 577,439.20, 796,851.48 and 322,814.08

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Solution

The fourth proportional to 577,439.20, 796,851.48 and 322,814.08 is: 445,475.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,439.20 : 796,851.48 = 322,814.08 : x
  2. Step 2: Convert to fraction form
    577,439.20/796,851.48 = 322,814.08/x
  3. Step 3: Cross multiply
    577,439.20x = 796,851.48 × 322,814.08
  4. Step 4: Simplify right side
    577,439.20x = 257,234,877,412.84
  5. Step 5: Solve for x
    x = 257,234,877,412.84/577,439.20
  6. Step 6: Final answer
    x = 445,475.26

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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.