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Finding the Fourth Proportional to 297,957.02, 411,172.02 and 168,907.46

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Solution

The fourth proportional to 297,957.02, 411,172.02 and 168,907.46 is: 233,087.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,957.02 : 411,172.02 = 168,907.46 : x
  2. Step 2: Convert to fraction form
    297,957.02/411,172.02 = 168,907.46/x
  3. Step 3: Cross multiply
    297,957.02x = 411,172.02 × 168,907.46
  4. Step 4: Simplify right side
    297,957.02x = 69,450,019,465.41
  5. Step 5: Solve for x
    x = 69,450,019,465.41/297,957.02
  6. Step 6: Final answer
    x = 233,087.38

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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.