Home / 314,037.82-433,203.96-218,378.44

Finding the Fourth Proportional to 314,037.82, 433,203.96 and 218,378.44

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Solution

The fourth proportional to 314,037.82, 433,203.96 and 218,378.44 is: 301,245.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,037.82 : 433,203.96 = 218,378.44 : x
  2. Step 2: Convert to fraction form
    314,037.82/433,203.96 = 218,378.44/x
  3. Step 3: Cross multiply
    314,037.82x = 433,203.96 × 218,378.44
  4. Step 4: Simplify right side
    314,037.82x = 94,602,404,986.62
  5. Step 5: Solve for x
    x = 94,602,404,986.62/314,037.82
  6. Step 6: Final answer
    x = 301,245.26

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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.