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Finding the Fourth Proportional to 343,389.44, 473,717.53 and 222,569.84

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Solution

The fourth proportional to 343,389.44, 473,717.53 and 222,569.84 is: 307,042.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,389.44 : 473,717.53 = 222,569.84 : x
  2. Step 2: Convert to fraction form
    343,389.44/473,717.53 = 222,569.84/x
  3. Step 3: Cross multiply
    343,389.44x = 473,717.53 × 222,569.84
  4. Step 4: Simplify right side
    343,389.44x = 105,435,234,857.30
  5. Step 5: Solve for x
    x = 105,435,234,857.30/343,389.44
  6. Step 6: Final answer
    x = 307,042.74

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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.