Home / 405,474.96-559,532.85-224,176.31

Finding the Fourth Proportional to 405,474.96, 559,532.85 and 224,176.31

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Solution

The fourth proportional to 405,474.96, 559,532.85 and 224,176.31 is: 309,350.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,474.96 : 559,532.85 = 224,176.31 : x
  2. Step 2: Convert to fraction form
    405,474.96/559,532.85 = 224,176.31/x
  3. Step 3: Cross multiply
    405,474.96x = 559,532.85 × 224,176.31
  4. Step 4: Simplify right side
    405,474.96x = 125,434,006,839.12
  5. Step 5: Solve for x
    x = 125,434,006,839.12/405,474.96
  6. Step 6: Final answer
    x = 309,350.81

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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.