Home / 328,905.02-453,889.37-178,002.02

Finding the Fourth Proportional to 328,905.02, 453,889.37 and 178,002.02

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Solution

The fourth proportional to 328,905.02, 453,889.37 and 178,002.02 is: 245,643.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,905.02 : 453,889.37 = 178,002.02 : x
  2. Step 2: Convert to fraction form
    328,905.02/453,889.37 = 178,002.02/x
  3. Step 3: Cross multiply
    328,905.02x = 453,889.37 × 178,002.02
  4. Step 4: Simplify right side
    328,905.02x = 80,793,224,716.53
  5. Step 5: Solve for x
    x = 80,793,224,716.53/328,905.02
  6. Step 6: Final answer
    x = 245,643.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.