Home / 756,867.90-1,135,488.69-224,388.93

Finding the Fourth Proportional to 756,867.90, 1,135,488.69 and 224,388.93

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Solution

The fourth proportional to 756,867.90, 1,135,488.69 and 224,388.93 is: 336,638.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,867.90 : 1,135,488.69 = 224,388.93 : x
  2. Step 2: Convert to fraction form
    756,867.90/1,135,488.69 = 224,388.93/x
  3. Step 3: Cross multiply
    756,867.90x = 1,135,488.69 × 224,388.93
  4. Step 4: Simplify right side
    756,867.90x = 254,791,096,749.82
  5. Step 5: Solve for x
    x = 254,791,096,749.82/756,867.90
  6. Step 6: Final answer
    x = 336,638.79

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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.