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Finding the Fourth Proportional to 360,172.92, 497,068.56 and 199,059.42

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Solution

The fourth proportional to 360,172.92, 497,068.56 and 199,059.42 is: 274,718.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,172.92 : 497,068.56 = 199,059.42 : x
  2. Step 2: Convert to fraction form
    360,172.92/497,068.56 = 199,059.42/x
  3. Step 3: Cross multiply
    360,172.92x = 497,068.56 × 199,059.42
  4. Step 4: Simplify right side
    360,172.92x = 98,946,179,253.84
  5. Step 5: Solve for x
    x = 98,946,179,253.84/360,172.92
  6. Step 6: Final answer
    x = 274,718.54

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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.