Home / 669,314.62-1,004,370.86-242,883.71

Finding the Fourth Proportional to 669,314.62, 1,004,370.86 and 242,883.71

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Solution

The fourth proportional to 669,314.62, 1,004,370.86 and 242,883.71 is: 364,470.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,314.62 : 1,004,370.86 = 242,883.71 : x
  2. Step 2: Convert to fraction form
    669,314.62/1,004,370.86 = 242,883.71/x
  3. Step 3: Cross multiply
    669,314.62x = 1,004,370.86 × 242,883.71
  4. Step 4: Simplify right side
    669,314.62x = 243,945,319,478.27
  5. Step 5: Solve for x
    x = 243,945,319,478.27/669,314.62
  6. Step 6: Final answer
    x = 364,470.33

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Double scale
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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.