Home / 669,085.34-1,004,624.46-270,504.59

Finding the Fourth Proportional to 669,085.34, 1,004,624.46 and 270,504.59

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Solution

The fourth proportional to 669,085.34, 1,004,624.46 and 270,504.59 is: 406,159.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,085.34 : 1,004,624.46 = 270,504.59 : x
  2. Step 2: Convert to fraction form
    669,085.34/1,004,624.46 = 270,504.59/x
  3. Step 3: Cross multiply
    669,085.34x = 1,004,624.46 × 270,504.59
  4. Step 4: Simplify right side
    669,085.34x = 271,755,522,633.15
  5. Step 5: Solve for x
    x = 271,755,522,633.15/669,085.34
  6. Step 6: Final answer
    x = 406,159.74

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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.