Home / 320,241.51-479,973.85-235,213.26

Finding the Fourth Proportional to 320,241.51, 479,973.85 and 235,213.26

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Solution

The fourth proportional to 320,241.51, 479,973.85 and 235,213.26 is: 352,534.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,241.51 : 479,973.85 = 235,213.26 : x
  2. Step 2: Convert to fraction form
    320,241.51/479,973.85 = 235,213.26/x
  3. Step 3: Cross multiply
    320,241.51x = 479,973.85 × 235,213.26
  4. Step 4: Simplify right side
    320,241.51x = 112,896,213,973.25
  5. Step 5: Solve for x
    x = 112,896,213,973.25/320,241.51
  6. Step 6: Final answer
    x = 352,534.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.