Home / 756,872.42-1,135,495.44-224,393.45

Finding the Fourth Proportional to 756,872.42, 1,135,495.44 and 224,393.45

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Solution

The fourth proportional to 756,872.42, 1,135,495.44 and 224,393.45 is: 336,645.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,872.42 : 1,135,495.44 = 224,393.45 : x
  2. Step 2: Convert to fraction form
    756,872.42/1,135,495.44 = 224,393.45/x
  3. Step 3: Cross multiply
    756,872.42x = 1,135,495.44 × 224,393.45
  4. Step 4: Simplify right side
    756,872.42x = 254,797,733,563.39
  5. Step 5: Solve for x
    x = 254,797,733,563.39/756,872.42
  6. Step 6: Final answer
    x = 336,645.55

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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.