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Finding the Fourth Proportional to 1,300.58, 1,795.94 and 948.50

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Solution

The fourth proportional to 1,300.58, 1,795.94 and 948.50 is: 1,309.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300.58 : 1,795.94 = 948.50 : x
  2. Step 2: Convert to fraction form
    1,300.58/1,795.94 = 948.50/x
  3. Step 3: Cross multiply
    1,300.58x = 1,795.94 × 948.50
  4. Step 4: Simplify right side
    1,300.58x = 1,703,449.09
  5. Step 5: Solve for x
    x = 1,703,449.09/1,300.58
  6. Step 6: Final answer
    x = 1,309.76

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.