Home / 328,948.02-453,949.62-178,045.02

Finding the Fourth Proportional to 328,948.02, 453,949.62 and 178,045.02

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Solution

The fourth proportional to 328,948.02, 453,949.62 and 178,045.02 is: 245,702.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,948.02 : 453,949.62 = 178,045.02 : x
  2. Step 2: Convert to fraction form
    328,948.02/453,949.62 = 178,045.02/x
  3. Step 3: Cross multiply
    328,948.02x = 453,949.62 × 178,045.02
  4. Step 4: Simplify right side
    328,948.02x = 80,823,468,504.22
  5. Step 5: Solve for x
    x = 80,823,468,504.22/328,948.02
  6. Step 6: Final answer
    x = 245,702.86

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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.