Home / 790,366.83-1,185,772.19-317,384.34

Finding the Fourth Proportional to 790,366.83, 1,185,772.19 and 317,384.34

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Solution

The fourth proportional to 790,366.83, 1,185,772.19 and 317,384.34 is: 476,165.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,366.83 : 1,185,772.19 = 317,384.34 : x
  2. Step 2: Convert to fraction form
    790,366.83/1,185,772.19 = 317,384.34/x
  3. Step 3: Cross multiply
    790,366.83x = 1,185,772.19 × 317,384.34
  4. Step 4: Simplify right side
    790,366.83x = 376,345,522,326.58
  5. Step 5: Solve for x
    x = 376,345,522,326.58/790,366.83
  6. Step 6: Final answer
    x = 476,165.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.