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Finding the Fourth Proportional to 377,999.40, 566,999.10 and 168,047.40

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Solution

The fourth proportional to 377,999.40, 566,999.10 and 168,047.40 is: 252,071.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,999.40 : 566,999.10 = 168,047.40 : x
  2. Step 2: Convert to fraction form
    377,999.40/566,999.10 = 168,047.40/x
  3. Step 3: Cross multiply
    377,999.40x = 566,999.10 × 168,047.40
  4. Step 4: Simplify right side
    377,999.40x = 95,282,724,557.34
  5. Step 5: Solve for x
    x = 95,282,724,557.34/377,999.40
  6. Step 6: Final answer
    x = 252,071.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.