Home / 1,039.07-1,433.95-566.99

Finding the Fourth Proportional to 1,039.07, 1,433.95 and 566.99

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Solution

The fourth proportional to 1,039.07, 1,433.95 and 566.99 is: 782.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039.07 : 1,433.95 = 566.99 : x
  2. Step 2: Convert to fraction form
    1,039.07/1,433.95 = 566.99/x
  3. Step 3: Cross multiply
    1,039.07x = 1,433.95 × 566.99
  4. Step 4: Simplify right side
    1,039.07x = 813,032.10
  5. Step 5: Solve for x
    x = 813,032.10/1,039.07
  6. Step 6: Final answer
    x = 782.46

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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.