Home / 677,261.30-1,015,859.55-227,938.10

Finding the Fourth Proportional to 677,261.30, 1,015,859.55 and 227,938.10

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Solution

The fourth proportional to 677,261.30, 1,015,859.55 and 227,938.10 is: 341,896.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,261.30 : 1,015,859.55 = 227,938.10 : x
  2. Step 2: Convert to fraction form
    677,261.30/1,015,859.55 = 227,938.10/x
  3. Step 3: Cross multiply
    677,261.30x = 1,015,859.55 × 227,938.10
  4. Step 4: Simplify right side
    677,261.30x = 231,553,095,693.86
  5. Step 5: Solve for x
    x = 231,553,095,693.86/677,261.30
  6. Step 6: Final answer
    x = 341,896.25

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1.5x scale

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.