Home / 677,507.64-1,016,261.48-178,875.96

Finding the Fourth Proportional to 677,507.64, 1,016,261.48 and 178,875.96

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Solution

The fourth proportional to 677,507.64, 1,016,261.48 and 178,875.96 is: 268,313.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,507.64 : 1,016,261.48 = 178,875.96 : x
  2. Step 2: Convert to fraction form
    677,507.64/1,016,261.48 = 178,875.96/x
  3. Step 3: Cross multiply
    677,507.64x = 1,016,261.48 × 178,875.96
  4. Step 4: Simplify right side
    677,507.64x = 181,784,747,846.02
  5. Step 5: Solve for x
    x = 181,784,747,846.02/677,507.64
  6. Step 6: Final answer
    x = 268,313.95

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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.