Home / 463,929.75-640,224.27-270,452.34

Finding the Fourth Proportional to 463,929.75, 640,224.27 and 270,452.34

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Solution

The fourth proportional to 463,929.75, 640,224.27 and 270,452.34 is: 373,224.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,929.75 : 640,224.27 = 270,452.34 : x
  2. Step 2: Convert to fraction form
    463,929.75/640,224.27 = 270,452.34/x
  3. Step 3: Cross multiply
    463,929.75x = 640,224.27 × 270,452.34
  4. Step 4: Simplify right side
    463,929.75x = 173,150,151,946.29
  5. Step 5: Solve for x
    x = 173,150,151,946.29/463,929.75
  6. Step 6: Final answer
    x = 373,224.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.