Home / 476,144.07-657,088.86-261,282.26

Finding the Fourth Proportional to 476,144.07, 657,088.86 and 261,282.26

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Solution

The fourth proportional to 476,144.07, 657,088.86 and 261,282.26 is: 360,575.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,144.07 : 657,088.86 = 261,282.26 : x
  2. Step 2: Convert to fraction form
    476,144.07/657,088.86 = 261,282.26/x
  3. Step 3: Cross multiply
    476,144.07x = 657,088.86 × 261,282.26
  4. Step 4: Simplify right side
    476,144.07x = 171,685,662,361.62
  5. Step 5: Solve for x
    x = 171,685,662,361.62/476,144.07
  6. Step 6: Final answer
    x = 360,575.03

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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.