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Finding the Fourth Proportional to 227,240.40, 340,364.88 and 187,349.52

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Solution

The fourth proportional to 227,240.40, 340,364.88 and 187,349.52 is: 280,615.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,240.40 : 340,364.88 = 187,349.52 : x
  2. Step 2: Convert to fraction form
    227,240.40/340,364.88 = 187,349.52/x
  3. Step 3: Cross multiply
    227,240.40x = 340,364.88 × 187,349.52
  4. Step 4: Simplify right side
    227,240.40x = 63,767,196,892.86
  5. Step 5: Solve for x
    x = 63,767,196,892.86/227,240.40
  6. Step 6: Final answer
    x = 280,615.58

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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.