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Finding the Fourth Proportional to 671,477.83, 926,609.18 and 365,546.39

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Solution

The fourth proportional to 671,477.83, 926,609.18 and 365,546.39 is: 504,437.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,477.83 : 926,609.18 = 365,546.39 : x
  2. Step 2: Convert to fraction form
    671,477.83/926,609.18 = 365,546.39/x
  3. Step 3: Cross multiply
    671,477.83x = 926,609.18 × 365,546.39
  4. Step 4: Simplify right side
    671,477.83x = 338,718,634,229.08
  5. Step 5: Solve for x
    x = 338,718,634,229.08/671,477.83
  6. Step 6: Final answer
    x = 504,437.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.