Home / 1,232,307.20-1,848,460.80-345,843.20

Finding the Fourth Proportional to 1,232,307.20, 1,848,460.80 and 345,843.20

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Solution

The fourth proportional to 1,232,307.20, 1,848,460.80 and 345,843.20 is: 518,764.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,307.20 : 1,848,460.80 = 345,843.20 : x
  2. Step 2: Convert to fraction form
    1,232,307.20/1,848,460.80 = 345,843.20/x
  3. Step 3: Cross multiply
    1,232,307.20x = 1,848,460.80 × 345,843.20
  4. Step 4: Simplify right side
    1,232,307.20x = 639,277,598,146.56
  5. Step 5: Solve for x
    x = 639,277,598,146.56/1,232,307.20
  6. Step 6: Final answer
    x = 518,764.80

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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.