Home / 405,499.24-559,585.56-233,450.92

Finding the Fourth Proportional to 405,499.24, 559,585.56 and 233,450.92

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Solution

The fourth proportional to 405,499.24, 559,585.56 and 233,450.92 is: 322,160.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,499.24 : 559,585.56 = 233,450.92 : x
  2. Step 2: Convert to fraction form
    405,499.24/559,585.56 = 233,450.92/x
  3. Step 3: Cross multiply
    405,499.24x = 559,585.56 × 233,450.92
  4. Step 4: Simplify right side
    405,499.24x = 130,635,763,800.72
  5. Step 5: Solve for x
    x = 130,635,763,800.72/405,499.24
  6. Step 6: Final answer
    x = 322,160.32

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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.