Home / 809,267.65-1,116,789.45-446,691.63

Finding the Fourth Proportional to 809,267.65, 1,116,789.45 and 446,691.63

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Solution

The fourth proportional to 809,267.65, 1,116,789.45 and 446,691.63 is: 616,434.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,267.65 : 1,116,789.45 = 446,691.63 : x
  2. Step 2: Convert to fraction form
    809,267.65/1,116,789.45 = 446,691.63/x
  3. Step 3: Cross multiply
    809,267.65x = 1,116,789.45 × 446,691.63
  4. Step 4: Simplify right side
    809,267.65x = 498,860,499,787.30
  5. Step 5: Solve for x
    x = 498,860,499,787.30/809,267.65
  6. Step 6: Final answer
    x = 616,434.50

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1.5x scale

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.