Home / 946,249.68-1,305,779.04-538,313.20

Finding the Fourth Proportional to 946,249.68, 1,305,779.04 and 538,313.20

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Solution

The fourth proportional to 946,249.68, 1,305,779.04 and 538,313.20 is: 742,846.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,249.68 : 1,305,779.04 = 538,313.20 : x
  2. Step 2: Convert to fraction form
    946,249.68/1,305,779.04 = 538,313.20/x
  3. Step 3: Cross multiply
    946,249.68x = 1,305,779.04 × 538,313.20
  4. Step 4: Simplify right side
    946,249.68x = 702,918,093,515.33
  5. Step 5: Solve for x
    x = 702,918,093,515.33/946,249.68
  6. Step 6: Final answer
    x = 742,846.32

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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.