Home / 635,962.74-877,623.03-345,571.26

Finding the Fourth Proportional to 635,962.74, 877,623.03 and 345,571.26

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Solution

The fourth proportional to 635,962.74, 877,623.03 and 345,571.26 is: 476,885.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,962.74 : 877,623.03 = 345,571.26 : x
  2. Step 2: Convert to fraction form
    635,962.74/877,623.03 = 345,571.26/x
  3. Step 3: Cross multiply
    635,962.74x = 877,623.03 × 345,571.26
  4. Step 4: Simplify right side
    635,962.74x = 303,281,296,282.12
  5. Step 5: Solve for x
    x = 303,281,296,282.12/635,962.74
  6. Step 6: Final answer
    x = 476,885.32

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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.