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Finding the Fourth Proportional to 247,558.84, 341,630.88 and 134,381.56

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Solution

The fourth proportional to 247,558.84, 341,630.88 and 134,381.56 is: 185,446.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,558.84 : 341,630.88 = 134,381.56 : x
  2. Step 2: Convert to fraction form
    247,558.84/341,630.88 = 134,381.56/x
  3. Step 3: Cross multiply
    247,558.84x = 341,630.88 × 134,381.56
  4. Step 4: Simplify right side
    247,558.84x = 45,908,890,598.57
  5. Step 5: Solve for x
    x = 45,908,890,598.57/247,558.84
  6. Step 6: Final answer
    x = 185,446.38

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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.