Home / 1,050.83-1,450.05-608.66

Finding the Fourth Proportional to 1,050.83, 1,450.05 and 608.66

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Solution

The fourth proportional to 1,050.83, 1,450.05 and 608.66 is: 839.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050.83 : 1,450.05 = 608.66 : x
  2. Step 2: Convert to fraction form
    1,050.83/1,450.05 = 608.66/x
  3. Step 3: Cross multiply
    1,050.83x = 1,450.05 × 608.66
  4. Step 4: Simplify right side
    1,050.83x = 882,587.43
  5. Step 5: Solve for x
    x = 882,587.43/1,050.83
  6. Step 6: Final answer
    x = 839.90

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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.