Home / 790,924.65-1,186,442.31-317,610

Finding the Fourth Proportional to 790,924.65, 1,186,442.31 and 317,610

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Solution

The fourth proportional to 790,924.65, 1,186,442.31 and 317,610 is: 476,437.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,924.65 : 1,186,442.31 = 317,610 : x
  2. Step 2: Convert to fraction form
    790,924.65/1,186,442.31 = 317,610/x
  3. Step 3: Cross multiply
    790,924.65x = 1,186,442.31 × 317,610
  4. Step 4: Simplify right side
    790,924.65x = 376,825,942,079.10
  5. Step 5: Solve for x
    x = 376,825,942,079.10/790,924.65
  6. Step 6: Final answer
    x = 476,437.22

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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.