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Finding the Fourth Proportional to 377,600.04, 566,399.98 and 155,989.80

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Solution

The fourth proportional to 377,600.04, 566,399.98 and 155,989.80 is: 233,984.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,600.04 : 566,399.98 = 155,989.80 : x
  2. Step 2: Convert to fraction form
    377,600.04/566,399.98 = 155,989.80/x
  3. Step 3: Cross multiply
    377,600.04x = 566,399.98 × 155,989.80
  4. Step 4: Simplify right side
    377,600.04x = 88,352,619,600.20
  5. Step 5: Solve for x
    x = 88,352,619,600.20/377,600.04
  6. Step 6: Final answer
    x = 233,984.67

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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.