Home / 775,953.12-1,164,551.76-402,083.04

Finding the Fourth Proportional to 775,953.12, 1,164,551.76 and 402,083.04

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Solution

The fourth proportional to 775,953.12, 1,164,551.76 and 402,083.04 is: 603,446.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,953.12 : 1,164,551.76 = 402,083.04 : x
  2. Step 2: Convert to fraction form
    775,953.12/1,164,551.76 = 402,083.04/x
  3. Step 3: Cross multiply
    775,953.12x = 1,164,551.76 × 402,083.04
  4. Step 4: Simplify right side
    775,953.12x = 468,246,511,898.15
  5. Step 5: Solve for x
    x = 468,246,511,898.15/775,953.12
  6. Step 6: Final answer
    x = 603,446.91

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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.