Home / 790,514.00-1,090,908.07-427,937.76

Finding the Fourth Proportional to 790,514.00, 1,090,908.07 and 427,937.76

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Solution

The fourth proportional to 790,514.00, 1,090,908.07 and 427,937.76 is: 590,553.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,514.00 : 1,090,908.07 = 427,937.76 : x
  2. Step 2: Convert to fraction form
    790,514.00/1,090,908.07 = 427,937.76/x
  3. Step 3: Cross multiply
    790,514.00x = 1,090,908.07 × 427,937.76
  4. Step 4: Simplify right side
    790,514.00x = 466,840,758,862.78
  5. Step 5: Solve for x
    x = 466,840,758,862.78/790,514.00
  6. Step 6: Final answer
    x = 590,553.43

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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.