Home / 772,950.40-1,159,627.20-299,651.20

Finding the Fourth Proportional to 772,950.40, 1,159,627.20 and 299,651.20

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Solution

The fourth proportional to 772,950.40, 1,159,627.20 and 299,651.20 is: 449,554.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,950.40 : 1,159,627.20 = 299,651.20 : x
  2. Step 2: Convert to fraction form
    772,950.40/1,159,627.20 = 299,651.20/x
  3. Step 3: Cross multiply
    772,950.40x = 1,159,627.20 × 299,651.20
  4. Step 4: Simplify right side
    772,950.40x = 347,483,682,032.64
  5. Step 5: Solve for x
    x = 347,483,682,032.64/772,950.40
  6. Step 6: Final answer
    x = 449,554.95

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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.