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Finding the Fourth Proportional to 377,756.07, 566,695.67 and 111,543.49

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Solution

The fourth proportional to 377,756.07, 566,695.67 and 111,543.49 is: 167,333.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,756.07 : 566,695.67 = 111,543.49 : x
  2. Step 2: Convert to fraction form
    377,756.07/566,695.67 = 111,543.49/x
  3. Step 3: Cross multiply
    377,756.07x = 566,695.67 × 111,543.49
  4. Step 4: Simplify right side
    377,756.07x = 63,211,212,799.69
  5. Step 5: Solve for x
    x = 63,211,212,799.69/377,756.07
  6. Step 6: Final answer
    x = 167,333.41

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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.