Home / 1,039.41-1,434.47-597.45

Finding the Fourth Proportional to 1,039.41, 1,434.47 and 597.45

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Solution

The fourth proportional to 1,039.41, 1,434.47 and 597.45 is: 824.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039.41 : 1,434.47 = 597.45 : x
  2. Step 2: Convert to fraction form
    1,039.41/1,434.47 = 597.45/x
  3. Step 3: Cross multiply
    1,039.41x = 1,434.47 × 597.45
  4. Step 4: Simplify right side
    1,039.41x = 857,029.85
  5. Step 5: Solve for x
    x = 857,029.85/1,039.41
  6. Step 6: Final answer
    x = 824.53

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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.