Home / 847,209.30-1,169,176.31-484,633.86

Finding the Fourth Proportional to 847,209.30, 1,169,176.31 and 484,633.86

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Solution

The fourth proportional to 847,209.30, 1,169,176.31 and 484,633.86 is: 668,810.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,209.30 : 1,169,176.31 = 484,633.86 : x
  2. Step 2: Convert to fraction form
    847,209.30/1,169,176.31 = 484,633.86/x
  3. Step 3: Cross multiply
    847,209.30x = 1,169,176.31 × 484,633.86
  4. Step 4: Simplify right side
    847,209.30x = 566,622,428,135.86
  5. Step 5: Solve for x
    x = 566,622,428,135.86/847,209.30
  6. Step 6: Final answer
    x = 668,810.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.