Home / 873,296.71-1,309,530.24-304,608.74

Finding the Fourth Proportional to 873,296.71, 1,309,530.24 and 304,608.74

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Solution

The fourth proportional to 873,296.71, 1,309,530.24 and 304,608.74 is: 456,768.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,296.71 : 1,309,530.24 = 304,608.74 : x
  2. Step 2: Convert to fraction form
    873,296.71/1,309,530.24 = 304,608.74/x
  3. Step 3: Cross multiply
    873,296.71x = 1,309,530.24 × 304,608.74
  4. Step 4: Simplify right side
    873,296.71x = 398,894,349,850.65
  5. Step 5: Solve for x
    x = 398,894,349,850.65/873,296.71
  6. Step 6: Final answer
    x = 456,768.41

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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.