Home / 1,050.18-1,449.19-577.98

Finding the Fourth Proportional to 1,050.18, 1,449.19 and 577.98

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Solution

The fourth proportional to 1,050.18, 1,449.19 and 577.98 is: 797.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050.18 : 1,449.19 = 577.98 : x
  2. Step 2: Convert to fraction form
    1,050.18/1,449.19 = 577.98/x
  3. Step 3: Cross multiply
    1,050.18x = 1,449.19 × 577.98
  4. Step 4: Simplify right side
    1,050.18x = 837,611.98
  5. Step 5: Solve for x
    x = 837,611.98/1,050.18
  6. Step 6: Final answer
    x = 797.59

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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.