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Finding the Fourth Proportional to 469,271.53, 703,906.93 and 169,681.87

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Solution

The fourth proportional to 469,271.53, 703,906.93 and 169,681.87 is: 254,522.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,271.53 : 703,906.93 = 169,681.87 : x
  2. Step 2: Convert to fraction form
    469,271.53/703,906.93 = 169,681.87/x
  3. Step 3: Cross multiply
    469,271.53x = 703,906.93 × 169,681.87
  4. Step 4: Simplify right side
    469,271.53x = 119,440,244,188.36
  5. Step 5: Solve for x
    x = 119,440,244,188.36/469,271.53
  6. Step 6: Final answer
    x = 254,522.67

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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.