Home / 808,598.56-1,211,321.76-492,270.88

Finding the Fourth Proportional to 808,598.56, 1,211,321.76 and 492,270.88

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Solution

The fourth proportional to 808,598.56, 1,211,321.76 and 492,270.88 is: 737,446.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,598.56 : 1,211,321.76 = 492,270.88 : x
  2. Step 2: Convert to fraction form
    808,598.56/1,211,321.76 = 492,270.88/x
  3. Step 3: Cross multiply
    808,598.56x = 1,211,321.76 × 492,270.88
  4. Step 4: Simplify right side
    808,598.56x = 596,298,428,758.35
  5. Step 5: Solve for x
    x = 596,298,428,758.35/808,598.56
  6. Step 6: Final answer
    x = 737,446.81

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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.