Home / 689,044.14-1,033,776.02-352,321.31

Finding the Fourth Proportional to 689,044.14, 1,033,776.02 and 352,321.31

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Solution

The fourth proportional to 689,044.14, 1,033,776.02 and 352,321.31 is: 528,589.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,044.14 : 1,033,776.02 = 352,321.31 : x
  2. Step 2: Convert to fraction form
    689,044.14/1,033,776.02 = 352,321.31/x
  3. Step 3: Cross multiply
    689,044.14x = 1,033,776.02 × 352,321.31
  4. Step 4: Simplify right side
    689,044.14x = 364,221,325,078.23
  5. Step 5: Solve for x
    x = 364,221,325,078.23/689,044.14
  6. Step 6: Final answer
    x = 528,589.25

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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.