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Finding the Fourth Proportional to 1,300.96, 1,950.08 and 807.37

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Solution

The fourth proportional to 1,300.96, 1,950.08 and 807.37 is: 1,210.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300.96 : 1,950.08 = 807.37 : x
  2. Step 2: Convert to fraction form
    1,300.96/1,950.08 = 807.37/x
  3. Step 3: Cross multiply
    1,300.96x = 1,950.08 × 807.37
  4. Step 4: Simplify right side
    1,300.96x = 1,574,427.18
  5. Step 5: Solve for x
    x = 1,574,427.18/1,300.96
  6. Step 6: Final answer
    x = 1,210.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.