Home / 222,795.48-331,878.12-210,723.24

Finding the Fourth Proportional to 222,795.48, 331,878.12 and 210,723.24

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Solution

The fourth proportional to 222,795.48, 331,878.12 and 210,723.24 is: 313,895.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,795.48 : 331,878.12 = 210,723.24 : x
  2. Step 2: Convert to fraction form
    222,795.48/331,878.12 = 210,723.24/x
  3. Step 3: Cross multiply
    222,795.48x = 331,878.12 × 210,723.24
  4. Step 4: Simplify right side
    222,795.48x = 69,934,432,731.51
  5. Step 5: Solve for x
    x = 69,934,432,731.51/222,795.48
  6. Step 6: Final answer
    x = 313,895.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.