Home / 402,370.53-603,556.01-149,618.18

Finding the Fourth Proportional to 402,370.53, 603,556.01 and 149,618.18

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Solution

The fourth proportional to 402,370.53, 603,556.01 and 149,618.18 is: 224,427.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,370.53 : 603,556.01 = 149,618.18 : x
  2. Step 2: Convert to fraction form
    402,370.53/603,556.01 = 149,618.18/x
  3. Step 3: Cross multiply
    402,370.53x = 603,556.01 × 149,618.18
  4. Step 4: Simplify right side
    402,370.53x = 90,302,949,100.53
  5. Step 5: Solve for x
    x = 90,302,949,100.53/402,370.53
  6. Step 6: Final answer
    x = 224,427.34

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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.