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Finding the Fourth Proportional to 347,975.03, 480,245.52 and 195,054.59

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Solution

The fourth proportional to 347,975.03, 480,245.52 and 195,054.59 is: 269,197.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,975.03 : 480,245.52 = 195,054.59 : x
  2. Step 2: Convert to fraction form
    347,975.03/480,245.52 = 195,054.59/x
  3. Step 3: Cross multiply
    347,975.03x = 480,245.52 × 195,054.59
  4. Step 4: Simplify right side
    347,975.03x = 93,674,090,601.71
  5. Step 5: Solve for x
    x = 93,674,090,601.71/347,975.03
  6. Step 6: Final answer
    x = 269,197.74

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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.