Home / 476,169.12-657,118.32-261,323.04

Finding the Fourth Proportional to 476,169.12, 657,118.32 and 261,323.04

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Solution

The fourth proportional to 476,169.12, 657,118.32 and 261,323.04 is: 360,628.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,169.12 : 657,118.32 = 261,323.04 : x
  2. Step 2: Convert to fraction form
    476,169.12/657,118.32 = 261,323.04/x
  3. Step 3: Cross multiply
    476,169.12x = 657,118.32 × 261,323.04
  4. Step 4: Simplify right side
    476,169.12x = 171,720,157,022.09
  5. Step 5: Solve for x
    x = 171,720,157,022.09/476,169.12
  6. Step 6: Final answer
    x = 360,628.50

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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.