Home / 405,337.23-559,335.78-224,038.98

Finding the Fourth Proportional to 405,337.23, 559,335.78 and 224,038.98

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Solution

The fourth proportional to 405,337.23, 559,335.78 and 224,038.98 is: 309,157.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,337.23 : 559,335.78 = 224,038.98 : x
  2. Step 2: Convert to fraction form
    405,337.23/559,335.78 = 224,038.98/x
  3. Step 3: Cross multiply
    405,337.23x = 559,335.78 × 224,038.98
  4. Step 4: Simplify right side
    405,337.23x = 125,313,017,628.70
  5. Step 5: Solve for x
    x = 125,313,017,628.70/405,337.23
  6. Step 6: Final answer
    x = 309,157.43

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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.