Home / 847,339.22-1,271,007.75-216,253.04

Finding the Fourth Proportional to 847,339.22, 1,271,007.75 and 216,253.04

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Solution

The fourth proportional to 847,339.22, 1,271,007.75 and 216,253.04 is: 324,379.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,339.22 : 1,271,007.75 = 216,253.04 : x
  2. Step 2: Convert to fraction form
    847,339.22/1,271,007.75 = 216,253.04/x
  3. Step 3: Cross multiply
    847,339.22x = 1,271,007.75 × 216,253.04
  4. Step 4: Simplify right side
    847,339.22x = 274,859,289,801.06
  5. Step 5: Solve for x
    x = 274,859,289,801.06/847,339.22
  6. Step 6: Final answer
    x = 324,379.28

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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.