Home / 890,850.84-1,336,071.78-531,123.48

Finding the Fourth Proportional to 890,850.84, 1,336,071.78 and 531,123.48

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Solution

The fourth proportional to 890,850.84, 1,336,071.78 and 531,123.48 is: 796,563.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,850.84 : 1,336,071.78 = 531,123.48 : x
  2. Step 2: Convert to fraction form
    890,850.84/1,336,071.78 = 531,123.48/x
  3. Step 3: Cross multiply
    890,850.84x = 1,336,071.78 × 531,123.48
  4. Step 4: Simplify right side
    890,850.84x = 709,619,093,323.39
  5. Step 5: Solve for x
    x = 709,619,093,323.39/890,850.84
  6. Step 6: Final answer
    x = 796,563.31

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1.5x scale

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.