Home / 889,980.48-1,335,049.38-250,289.64

Finding the Fourth Proportional to 889,980.48, 1,335,049.38 and 250,289.64

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Solution

The fourth proportional to 889,980.48, 1,335,049.38 and 250,289.64 is: 375,456.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,980.48 : 1,335,049.38 = 250,289.64 : x
  2. Step 2: Convert to fraction form
    889,980.48/1,335,049.38 = 250,289.64/x
  3. Step 3: Cross multiply
    889,980.48x = 1,335,049.38 × 250,289.64
  4. Step 4: Simplify right side
    889,980.48x = 334,149,028,702.42
  5. Step 5: Solve for x
    x = 334,149,028,702.42/889,980.48
  6. Step 6: Final answer
    x = 375,456.58

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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.