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Finding the Fourth Proportional to 277,955.60, 383,619.87 and 175,990.52

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Solution

The fourth proportional to 277,955.60, 383,619.87 and 175,990.52 is: 242,892.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,955.60 : 383,619.87 = 175,990.52 : x
  2. Step 2: Convert to fraction form
    277,955.60/383,619.87 = 175,990.52/x
  3. Step 3: Cross multiply
    277,955.60x = 383,619.87 × 175,990.52
  4. Step 4: Simplify right side
    277,955.60x = 67,513,459,523.68
  5. Step 5: Solve for x
    x = 67,513,459,523.68/277,955.60
  6. Step 6: Final answer
    x = 242,892.96

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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.