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Finding the Fourth Proportional to 309,222.97, 463,301.91 and 241,728.74

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Solution

The fourth proportional to 309,222.97, 463,301.91 and 241,728.74 is: 362,176.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,222.97 : 463,301.91 = 241,728.74 : x
  2. Step 2: Convert to fraction form
    309,222.97/463,301.91 = 241,728.74/x
  3. Step 3: Cross multiply
    309,222.97x = 463,301.91 × 241,728.74
  4. Step 4: Simplify right side
    309,222.97x = 111,993,386,364.77
  5. Step 5: Solve for x
    x = 111,993,386,364.77/309,222.97
  6. Step 6: Final answer
    x = 362,176.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.