Home / 403,346.85-556,608.47-222,056.97

Finding the Fourth Proportional to 403,346.85, 556,608.47 and 222,056.97

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Solution

The fourth proportional to 403,346.85, 556,608.47 and 222,056.97 is: 306,433.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,346.85 : 556,608.47 = 222,056.97 : x
  2. Step 2: Convert to fraction form
    403,346.85/556,608.47 = 222,056.97/x
  3. Step 3: Cross multiply
    403,346.85x = 556,608.47 × 222,056.97
  4. Step 4: Simplify right side
    403,346.85x = 123,598,788,096.64
  5. Step 5: Solve for x
    x = 123,598,788,096.64/403,346.85
  6. Step 6: Final answer
    x = 306,433.01

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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.