Home / 448,452.24-618,907.68-335,078.16

Finding the Fourth Proportional to 448,452.24, 618,907.68 and 335,078.16

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Solution

The fourth proportional to 448,452.24, 618,907.68 and 335,078.16 is: 462,440.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,452.24 : 618,907.68 = 335,078.16 : x
  2. Step 2: Convert to fraction form
    448,452.24/618,907.68 = 335,078.16/x
  3. Step 3: Cross multiply
    448,452.24x = 618,907.68 × 335,078.16
  4. Step 4: Simplify right side
    448,452.24x = 207,382,446,624.27
  5. Step 5: Solve for x
    x = 207,382,446,624.27/448,452.24
  6. Step 6: Final answer
    x = 462,440.43

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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.