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Finding the Fourth Proportional to 766,551.29, 1,150,083 and 340,028.37

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Solution

The fourth proportional to 766,551.29, 1,150,083 and 340,028.37 is: 510,156.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,551.29 : 1,150,083 = 340,028.37 : x
  2. Step 2: Convert to fraction form
    766,551.29/1,150,083 = 340,028.37/x
  3. Step 3: Cross multiply
    766,551.29x = 1,150,083 × 340,028.37
  4. Step 4: Simplify right side
    766,551.29x = 391,060,847,854.71
  5. Step 5: Solve for x
    x = 391,060,847,854.71/766,551.29
  6. Step 6: Final answer
    x = 510,156.14

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Why These Related Problems?

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