Home / 320,224.74-441,963.90-216,812.04

Finding the Fourth Proportional to 320,224.74, 441,963.90 and 216,812.04

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Solution

The fourth proportional to 320,224.74, 441,963.90 and 216,812.04 is: 299,237.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,224.74 : 441,963.90 = 216,812.04 : x
  2. Step 2: Convert to fraction form
    320,224.74/441,963.90 = 216,812.04/x
  3. Step 3: Cross multiply
    320,224.74x = 441,963.90 × 216,812.04
  4. Step 4: Simplify right side
    320,224.74x = 95,823,094,765.36
  5. Step 5: Solve for x
    x = 95,823,094,765.36/320,224.74
  6. Step 6: Final answer
    x = 299,237.01

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1.5x scale

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.