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Finding the Fourth Proportional to 569,336.65, 854,919.86 and 377,507.36

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Solution

The fourth proportional to 569,336.65, 854,919.86 and 377,507.36 is: 566,867.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,336.65 : 854,919.86 = 377,507.36 : x
  2. Step 2: Convert to fraction form
    569,336.65/854,919.86 = 377,507.36/x
  3. Step 3: Cross multiply
    569,336.65x = 854,919.86 × 377,507.36
  4. Step 4: Simplify right side
    569,336.65x = 322,738,539,609.93
  5. Step 5: Solve for x
    x = 322,738,539,609.93/569,336.65
  6. Step 6: Final answer
    x = 566,867.67

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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.