Home / 405,854.08-559,951.68-244,758.40

Finding the Fourth Proportional to 405,854.08, 559,951.68 and 244,758.40

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Solution

The fourth proportional to 405,854.08, 559,951.68 and 244,758.40 is: 337,690.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,854.08 : 559,951.68 = 244,758.40 : x
  2. Step 2: Convert to fraction form
    405,854.08/559,951.68 = 244,758.40/x
  3. Step 3: Cross multiply
    405,854.08x = 559,951.68 × 244,758.40
  4. Step 4: Simplify right side
    405,854.08x = 137,052,877,274.11
  5. Step 5: Solve for x
    x = 137,052,877,274.11/405,854.08
  6. Step 6: Final answer
    x = 337,690.03

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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.