Home / 981,942.51-1,354,961.64-546,256.92

Finding the Fourth Proportional to 981,942.51, 1,354,961.64 and 546,256.92

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Solution

The fourth proportional to 981,942.51, 1,354,961.64 and 546,256.92 is: 753,768.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,942.51 : 1,354,961.64 = 546,256.92 : x
  2. Step 2: Convert to fraction form
    981,942.51/1,354,961.64 = 546,256.92/x
  3. Step 3: Cross multiply
    981,942.51x = 1,354,961.64 × 546,256.92
  4. Step 4: Simplify right side
    981,942.51x = 740,157,172,184.55
  5. Step 5: Solve for x
    x = 740,157,172,184.55/981,942.51
  6. Step 6: Final answer
    x = 753,768.34

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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.