Home / 740,208.06-1,110,146.00-340,464.78

Finding the Fourth Proportional to 740,208.06, 1,110,146.00 and 340,464.78

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Solution

The fourth proportional to 740,208.06, 1,110,146.00 and 340,464.78 is: 510,620.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,208.06 : 1,110,146.00 = 340,464.78 : x
  2. Step 2: Convert to fraction form
    740,208.06/1,110,146.00 = 340,464.78/x
  3. Step 3: Cross multiply
    740,208.06x = 1,110,146.00 × 340,464.78
  4. Step 4: Simplify right side
    740,208.06x = 377,965,611,955.56
  5. Step 5: Solve for x
    x = 377,965,611,955.56/740,208.06
  6. Step 6: Final answer
    x = 510,620.77

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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.