Home / 1,026.70-1,416.50-584.51

Finding the Fourth Proportional to 1,026.70, 1,416.50 and 584.51

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Solution

The fourth proportional to 1,026.70, 1,416.50 and 584.51 is: 806.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026.70 : 1,416.50 = 584.51 : x
  2. Step 2: Convert to fraction form
    1,026.70/1,416.50 = 584.51/x
  3. Step 3: Cross multiply
    1,026.70x = 1,416.50 × 584.51
  4. Step 4: Simplify right side
    1,026.70x = 827,950.60
  5. Step 5: Solve for x
    x = 827,950.60/1,026.70
  6. Step 6: Final answer
    x = 806.42

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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.