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Finding the Fourth Proportional to 405,850.08, 559,946.16 and 244,754.40

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Solution

The fourth proportional to 405,850.08, 559,946.16 and 244,754.40 is: 337,684.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,850.08 : 559,946.16 = 244,754.40 : x
  2. Step 2: Convert to fraction form
    405,850.08/559,946.16 = 244,754.40/x
  3. Step 3: Cross multiply
    405,850.08x = 559,946.16 × 244,754.40
  4. Step 4: Simplify right side
    405,850.08x = 137,049,286,423.10
  5. Step 5: Solve for x
    x = 137,049,286,423.10/405,850.08
  6. Step 6: Final answer
    x = 337,684.51

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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.