Home / 892,505.90-1,231,679.54-484,624.92

Finding the Fourth Proportional to 892,505.90, 1,231,679.54 and 484,624.92

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Solution

The fourth proportional to 892,505.90, 1,231,679.54 and 484,624.92 is: 668,794.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,505.90 : 1,231,679.54 = 484,624.92 : x
  2. Step 2: Convert to fraction form
    892,505.90/1,231,679.54 = 484,624.92/x
  3. Step 3: Cross multiply
    892,505.90x = 1,231,679.54 × 484,624.92
  4. Step 4: Simplify right side
    892,505.90x = 596,902,598,538.14
  5. Step 5: Solve for x
    x = 596,902,598,538.14/892,505.90
  6. Step 6: Final answer
    x = 668,794.01

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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.