Home / 427,891.07-590,498.69-234,306.94

Finding the Fourth Proportional to 427,891.07, 590,498.69 and 234,306.94

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Solution

The fourth proportional to 427,891.07, 590,498.69 and 234,306.94 is: 323,348.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,891.07 : 590,498.69 = 234,306.94 : x
  2. Step 2: Convert to fraction form
    427,891.07/590,498.69 = 234,306.94/x
  3. Step 3: Cross multiply
    427,891.07x = 590,498.69 × 234,306.94
  4. Step 4: Simplify right side
    427,891.07x = 138,357,941,127.91
  5. Step 5: Solve for x
    x = 138,357,941,127.91/427,891.07
  6. Step 6: Final answer
    x = 323,348.51

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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.