Home / 814,763.70-1,222,145.55-604,811.70

Finding the Fourth Proportional to 814,763.70, 1,222,145.55 and 604,811.70

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Solution

The fourth proportional to 814,763.70, 1,222,145.55 and 604,811.70 is: 907,217.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,763.70 : 1,222,145.55 = 604,811.70 : x
  2. Step 2: Convert to fraction form
    814,763.70/1,222,145.55 = 604,811.70/x
  3. Step 3: Cross multiply
    814,763.70x = 1,222,145.55 × 604,811.70
  4. Step 4: Simplify right side
    814,763.70x = 739,167,927,742.94
  5. Step 5: Solve for x
    x = 739,167,927,742.94/814,763.70
  6. Step 6: Final answer
    x = 907,217.55

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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.