Home / 689,833.99-1,034,876.13-285,026.97

Finding the Fourth Proportional to 689,833.99, 1,034,876.13 and 285,026.97

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Solution

The fourth proportional to 689,833.99, 1,034,876.13 and 285,026.97 is: 427,592.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,833.99 : 1,034,876.13 = 285,026.97 : x
  2. Step 2: Convert to fraction form
    689,833.99/1,034,876.13 = 285,026.97/x
  3. Step 3: Cross multiply
    689,833.99x = 1,034,876.13 × 285,026.97
  4. Step 4: Simplify right side
    689,833.99x = 294,967,607,659.23
  5. Step 5: Solve for x
    x = 294,967,607,659.23/689,833.99
  6. Step 6: Final answer
    x = 427,592.16

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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.