Home / 909,450.19-1,364,169.81-235,529.78

Finding the Fourth Proportional to 909,450.19, 1,364,169.81 and 235,529.78

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Solution

The fourth proportional to 909,450.19, 1,364,169.81 and 235,529.78 is: 353,293.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,450.19 : 1,364,169.81 = 235,529.78 : x
  2. Step 2: Convert to fraction form
    909,450.19/1,364,169.81 = 235,529.78/x
  3. Step 3: Cross multiply
    909,450.19x = 1,364,169.81 × 235,529.78
  4. Step 4: Simplify right side
    909,450.19x = 321,302,618,642.37
  5. Step 5: Solve for x
    x = 321,302,618,642.37/909,450.19
  6. Step 6: Final answer
    x = 353,293.26

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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.