Home / 880,016.27-1,214,322.03-492,777.86

Finding the Fourth Proportional to 880,016.27, 1,214,322.03 and 492,777.86

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Solution

The fourth proportional to 880,016.27, 1,214,322.03 and 492,777.86 is: 679,977.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,016.27 : 1,214,322.03 = 492,777.86 : x
  2. Step 2: Convert to fraction form
    880,016.27/1,214,322.03 = 492,777.86/x
  3. Step 3: Cross multiply
    880,016.27x = 1,214,322.03 × 492,777.86
  4. Step 4: Simplify right side
    880,016.27x = 598,391,005,222.65
  5. Step 5: Solve for x
    x = 598,391,005,222.65/880,016.27
  6. Step 6: Final answer
    x = 679,977.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.