Home / 577,495.04-796,948.46-319,358.64

Finding the Fourth Proportional to 577,495.04, 796,948.46 and 319,358.64

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Solution

The fourth proportional to 577,495.04, 796,948.46 and 319,358.64 is: 440,717.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,495.04 : 796,948.46 = 319,358.64 : x
  2. Step 2: Convert to fraction form
    577,495.04/796,948.46 = 319,358.64/x
  3. Step 3: Cross multiply
    577,495.04x = 796,948.46 × 319,358.64
  4. Step 4: Simplify right side
    577,495.04x = 254,512,377,727.46
  5. Step 5: Solve for x
    x = 254,512,377,727.46/577,495.04
  6. Step 6: Final answer
    x = 440,717.86

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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.