Home / 328,972.90-453,983.37-178,070.02

Finding the Fourth Proportional to 328,972.90, 453,983.37 and 178,070.02

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Solution

The fourth proportional to 328,972.90, 453,983.37 and 178,070.02 is: 245,737.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,972.90 : 453,983.37 = 178,070.02 : x
  2. Step 2: Convert to fraction form
    328,972.90/453,983.37 = 178,070.02/x
  3. Step 3: Cross multiply
    328,972.90x = 453,983.37 × 178,070.02
  4. Step 4: Simplify right side
    328,972.90x = 80,840,827,775.57
  5. Step 5: Solve for x
    x = 80,840,827,775.57/328,972.90
  6. Step 6: Final answer
    x = 245,737.04

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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.