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Finding the Fourth Proportional to 954,351, 1,431,513.89 and 234,698.91

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Solution

The fourth proportional to 954,351, 1,431,513.89 and 234,698.91 is: 352,045.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,351 : 1,431,513.89 = 234,698.91 : x
  2. Step 2: Convert to fraction form
    954,351/1,431,513.89 = 234,698.91/x
  3. Step 3: Cross multiply
    954,351x = 1,431,513.89 × 234,698.91
  4. Step 4: Simplify right side
    954,351x = 335,974,749,632.86
  5. Step 5: Solve for x
    x = 335,974,749,632.86/954,351
  6. Step 6: Final answer
    x = 352,045.26

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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.