Home / 767,770.20-1,151,864.54-235,279.44

Finding the Fourth Proportional to 767,770.20, 1,151,864.54 and 235,279.44

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Solution

The fourth proportional to 767,770.20, 1,151,864.54 and 235,279.44 is: 352,983.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,770.20 : 1,151,864.54 = 235,279.44 : x
  2. Step 2: Convert to fraction form
    767,770.20/1,151,864.54 = 235,279.44/x
  3. Step 3: Cross multiply
    767,770.20x = 1,151,864.54 × 235,279.44
  4. Step 4: Simplify right side
    767,770.20x = 271,010,043,927.06
  5. Step 5: Solve for x
    x = 271,010,043,927.06/767,770.20
  6. Step 6: Final answer
    x = 352,983.28

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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.