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Finding the Fourth Proportional to 453,737.89, 680,602.21 and 116,777.24

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Solution

The fourth proportional to 453,737.89, 680,602.21 and 116,777.24 is: 175,164.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,737.89 : 680,602.21 = 116,777.24 : x
  2. Step 2: Convert to fraction form
    453,737.89/680,602.21 = 116,777.24/x
  3. Step 3: Cross multiply
    453,737.89x = 680,602.21 × 116,777.24
  4. Step 4: Simplify right side
    453,737.89x = 79,478,847,621.70
  5. Step 5: Solve for x
    x = 79,478,847,621.70/453,737.89
  6. Step 6: Final answer
    x = 175,164.67

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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.