Home / 656,921.13-985,529.31-236,197

Finding the Fourth Proportional to 656,921.13, 985,529.31 and 236,197

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Solution

The fourth proportional to 656,921.13, 985,529.31 and 236,197 is: 354,348.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,921.13 : 985,529.31 = 236,197 : x
  2. Step 2: Convert to fraction form
    656,921.13/985,529.31 = 236,197/x
  3. Step 3: Cross multiply
    656,921.13x = 985,529.31 × 236,197
  4. Step 4: Simplify right side
    656,921.13x = 232,779,066,434.07
  5. Step 5: Solve for x
    x = 232,779,066,434.07/656,921.13
  6. Step 6: Final answer
    x = 354,348.58

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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.