Home / 840,236.67-1,260,205.56-334,755.36

Finding the Fourth Proportional to 840,236.67, 1,260,205.56 and 334,755.36

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Solution

The fourth proportional to 840,236.67, 1,260,205.56 and 334,755.36 is: 502,073.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,236.67 : 1,260,205.56 = 334,755.36 : x
  2. Step 2: Convert to fraction form
    840,236.67/1,260,205.56 = 334,755.36/x
  3. Step 3: Cross multiply
    840,236.67x = 1,260,205.56 × 334,755.36
  4. Step 4: Simplify right side
    840,236.67x = 421,860,565,911.80
  5. Step 5: Solve for x
    x = 421,860,565,911.80/840,236.67
  6. Step 6: Final answer
    x = 502,073.50

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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.