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Finding the Fourth Proportional to 350,071.88, 483,070.48 and 197,061.15

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Solution

The fourth proportional to 350,071.88, 483,070.48 and 197,061.15 is: 271,928.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,071.88 : 483,070.48 = 197,061.15 : x
  2. Step 2: Convert to fraction form
    350,071.88/483,070.48 = 197,061.15/x
  3. Step 3: Cross multiply
    350,071.88x = 483,070.48 × 197,061.15
  4. Step 4: Simplify right side
    350,071.88x = 95,194,426,747.18
  5. Step 5: Solve for x
    x = 95,194,426,747.18/350,071.88
  6. Step 6: Final answer
    x = 271,928.23

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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.