Home / 614,922.39-848,556.36-356,779.34

Finding the Fourth Proportional to 614,922.39, 848,556.36 and 356,779.34

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Solution

The fourth proportional to 614,922.39, 848,556.36 and 356,779.34 is: 492,334.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,922.39 : 848,556.36 = 356,779.34 : x
  2. Step 2: Convert to fraction form
    614,922.39/848,556.36 = 356,779.34/x
  3. Step 3: Cross multiply
    614,922.39x = 848,556.36 × 356,779.34
  4. Step 4: Simplify right side
    614,922.39x = 302,747,378,073.60
  5. Step 5: Solve for x
    x = 302,747,378,073.60/614,922.39
  6. Step 6: Final answer
    x = 492,334.29

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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.