Home / 741,894.30-1,113,023.70-209,408.40

Finding the Fourth Proportional to 741,894.30, 1,113,023.70 and 209,408.40

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Solution

The fourth proportional to 741,894.30, 1,113,023.70 and 209,408.40 is: 314,164.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,894.30 : 1,113,023.70 = 209,408.40 : x
  2. Step 2: Convert to fraction form
    741,894.30/1,113,023.70 = 209,408.40/x
  3. Step 3: Cross multiply
    741,894.30x = 1,113,023.70 × 209,408.40
  4. Step 4: Simplify right side
    741,894.30x = 233,076,512,179.08
  5. Step 5: Solve for x
    x = 233,076,512,179.08/741,894.30
  6. Step 6: Final answer
    x = 314,164.04

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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.