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Finding the Fourth Proportional to 373,588.69, 560,322.88 and 107,288.63

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Solution

The fourth proportional to 373,588.69, 560,322.88 and 107,288.63 is: 160,915.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,588.69 : 560,322.88 = 107,288.63 : x
  2. Step 2: Convert to fraction form
    373,588.69/560,322.88 = 107,288.63/x
  3. Step 3: Cross multiply
    373,588.69x = 560,322.88 × 107,288.63
  4. Step 4: Simplify right side
    373,588.69x = 60,116,273,616.41
  5. Step 5: Solve for x
    x = 60,116,273,616.41/373,588.69
  6. Step 6: Final answer
    x = 160,915.67

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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.