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Finding the Fourth Proportional to 614,858.22, 848,578.37 and 360,209.39

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Solution

The fourth proportional to 614,858.22, 848,578.37 and 360,209.39 is: 497,132.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,858.22 : 848,578.37 = 360,209.39 : x
  2. Step 2: Convert to fraction form
    614,858.22/848,578.37 = 360,209.39/x
  3. Step 3: Cross multiply
    614,858.22x = 848,578.37 × 360,209.39
  4. Step 4: Simplify right side
    614,858.22x = 305,665,890,980.96
  5. Step 5: Solve for x
    x = 305,665,890,980.96/614,858.22
  6. Step 6: Final answer
    x = 497,132.32

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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.