Home / 739,828.53-1,109,076.35-266,180.63

Finding the Fourth Proportional to 739,828.53, 1,109,076.35 and 266,180.63

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Solution

The fourth proportional to 739,828.53, 1,109,076.35 and 266,180.63 is: 399,031.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,828.53 : 1,109,076.35 = 266,180.63 : x
  2. Step 2: Convert to fraction form
    739,828.53/1,109,076.35 = 266,180.63/x
  3. Step 3: Cross multiply
    739,828.53x = 1,109,076.35 × 266,180.63
  4. Step 4: Simplify right side
    739,828.53x = 295,214,634,684.82
  5. Step 5: Solve for x
    x = 295,214,634,684.82/739,828.53
  6. Step 6: Final answer
    x = 399,031.16

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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.