Home / 892,296.46-1,338,444.68-261,210.27

Finding the Fourth Proportional to 892,296.46, 1,338,444.68 and 261,210.27

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Solution

The fourth proportional to 892,296.46, 1,338,444.68 and 261,210.27 is: 391,815.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,296.46 : 1,338,444.68 = 261,210.27 : x
  2. Step 2: Convert to fraction form
    892,296.46/1,338,444.68 = 261,210.27/x
  3. Step 3: Cross multiply
    892,296.46x = 1,338,444.68 × 261,210.27
  4. Step 4: Simplify right side
    892,296.46x = 349,615,494,631.19
  5. Step 5: Solve for x
    x = 349,615,494,631.19/892,296.46
  6. Step 6: Final answer
    x = 391,815.40

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Double scale
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Similar ratio
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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.