Home / 677,147.52-1,015,005.14-250,409.15

Finding the Fourth Proportional to 677,147.52, 1,015,005.14 and 250,409.15

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Solution

The fourth proportional to 677,147.52, 1,015,005.14 and 250,409.15 is: 375,348.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,147.52 : 1,015,005.14 = 250,409.15 : x
  2. Step 2: Convert to fraction form
    677,147.52/1,015,005.14 = 250,409.15/x
  3. Step 3: Cross multiply
    677,147.52x = 1,015,005.14 × 250,409.15
  4. Step 4: Simplify right side
    677,147.52x = 254,166,574,353.03
  5. Step 5: Solve for x
    x = 254,166,574,353.03/677,147.52
  6. Step 6: Final answer
    x = 375,348.90

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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.