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Finding the Fourth Proportional to 293,821.40, 440,732.10 and 241,981.40

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Solution

The fourth proportional to 293,821.40, 440,732.10 and 241,981.40 is: 362,972.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,821.40 : 440,732.10 = 241,981.40 : x
  2. Step 2: Convert to fraction form
    293,821.40/440,732.10 = 241,981.40/x
  3. Step 3: Cross multiply
    293,821.40x = 440,732.10 × 241,981.40
  4. Step 4: Simplify right side
    293,821.40x = 106,648,970,582.94
  5. Step 5: Solve for x
    x = 106,648,970,582.94/293,821.40
  6. Step 6: Final answer
    x = 362,972.10

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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.