Home / 775,388.52-1,162,929.47-736,938.51

Finding the Fourth Proportional to 775,388.52, 1,162,929.47 and 736,938.51

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Solution

The fourth proportional to 775,388.52, 1,162,929.47 and 736,938.51 is: 1,105,262.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,388.52 : 1,162,929.47 = 736,938.51 : x
  2. Step 2: Convert to fraction form
    775,388.52/1,162,929.47 = 736,938.51/x
  3. Step 3: Cross multiply
    775,388.52x = 1,162,929.47 × 736,938.51
  4. Step 4: Simplify right side
    775,388.52x = 857,007,507,172.20
  5. Step 5: Solve for x
    x = 857,007,507,172.20/775,388.52
  6. Step 6: Final answer
    x = 1,105,262.05

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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.