Home / 405,448.04-559,516.90-226,600.04

Finding the Fourth Proportional to 405,448.04, 559,516.90 and 226,600.04

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Solution

The fourth proportional to 405,448.04, 559,516.90 and 226,600.04 is: 312,707.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,448.04 : 559,516.90 = 226,600.04 : x
  2. Step 2: Convert to fraction form
    405,448.04/559,516.90 = 226,600.04/x
  3. Step 3: Cross multiply
    405,448.04x = 559,516.90 × 226,600.04
  4. Step 4: Simplify right side
    405,448.04x = 126,786,551,920.68
  5. Step 5: Solve for x
    x = 126,786,551,920.68/405,448.04
  6. Step 6: Final answer
    x = 312,707.28

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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.