Home / 476,320.88-657,324.24-261,482.96

Finding the Fourth Proportional to 476,320.88, 657,324.24 and 261,482.96

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Solution

The fourth proportional to 476,320.88, 657,324.24 and 261,482.96 is: 360,847.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,320.88 : 657,324.24 = 261,482.96 : x
  2. Step 2: Convert to fraction form
    476,320.88/657,324.24 = 261,482.96/x
  3. Step 3: Cross multiply
    476,320.88x = 657,324.24 × 261,482.96
  4. Step 4: Simplify right side
    476,320.88x = 171,879,087,954.95
  5. Step 5: Solve for x
    x = 171,879,087,954.95/476,320.88
  6. Step 6: Final answer
    x = 360,847.27

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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.