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Finding the Fourth Proportional to 614,483.68, 848,037.96 and 338,895.43

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Solution

The fourth proportional to 614,483.68, 848,037.96 and 338,895.43 is: 467,703.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,483.68 : 848,037.96 = 338,895.43 : x
  2. Step 2: Convert to fraction form
    614,483.68/848,037.96 = 338,895.43/x
  3. Step 3: Cross multiply
    614,483.68x = 848,037.96 × 338,895.43
  4. Step 4: Simplify right side
    614,483.68x = 287,396,191,125.21
  5. Step 5: Solve for x
    x = 287,396,191,125.21/614,483.68
  6. Step 6: Final answer
    x = 467,703.54

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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.