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Finding the Fourth Proportional to 347,894.64, 480,117.51 and 194,924.52

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Solution

The fourth proportional to 347,894.64, 480,117.51 and 194,924.52 is: 269,008.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,894.64 : 480,117.51 = 194,924.52 : x
  2. Step 2: Convert to fraction form
    347,894.64/480,117.51 = 194,924.52/x
  3. Step 3: Cross multiply
    347,894.64x = 480,117.51 × 194,924.52
  4. Step 4: Simplify right side
    347,894.64x = 93,586,675,180.35
  5. Step 5: Solve for x
    x = 93,586,675,180.35/347,894.64
  6. Step 6: Final answer
    x = 269,008.67

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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.