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Finding the Fourth Proportional to 410,599.72, 566,683.86 and 229,322.80

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Solution

The fourth proportional to 410,599.72, 566,683.86 and 229,322.80 is: 316,496.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,599.72 : 566,683.86 = 229,322.80 : x
  2. Step 2: Convert to fraction form
    410,599.72/566,683.86 = 229,322.80/x
  3. Step 3: Cross multiply
    410,599.72x = 566,683.86 × 229,322.80
  4. Step 4: Simplify right side
    410,599.72x = 129,953,529,490.01
  5. Step 5: Solve for x
    x = 129,953,529,490.01/410,599.72
  6. Step 6: Final answer
    x = 316,496.88

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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.