Home / 237,953.10-356,228.37-208,428.60

Finding the Fourth Proportional to 237,953.10, 356,228.37 and 208,428.60

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Solution

The fourth proportional to 237,953.10, 356,228.37 and 208,428.60 is: 312,028.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,953.10 : 356,228.37 = 208,428.60 : x
  2. Step 2: Convert to fraction form
    237,953.10/356,228.37 = 208,428.60/x
  3. Step 3: Cross multiply
    237,953.10x = 356,228.37 × 208,428.60
  4. Step 4: Simplify right side
    237,953.10x = 74,248,180,439.38
  5. Step 5: Solve for x
    x = 74,248,180,439.38/237,953.10
  6. Step 6: Final answer
    x = 312,028.63

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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.