Home / 1,050.22-1,449.13-608.05

Finding the Fourth Proportional to 1,050.22, 1,449.13 and 608.05

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Solution

The fourth proportional to 1,050.22, 1,449.13 and 608.05 is: 839.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050.22 : 1,449.13 = 608.05 : x
  2. Step 2: Convert to fraction form
    1,050.22/1,449.13 = 608.05/x
  3. Step 3: Cross multiply
    1,050.22x = 1,449.13 × 608.05
  4. Step 4: Simplify right side
    1,050.22x = 881,139.87
  5. Step 5: Solve for x
    x = 881,139.87/1,050.22
  6. Step 6: Final answer
    x = 839.00

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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.