Home / 407,318.52-562,091.05-226,028.98

Finding the Fourth Proportional to 407,318.52, 562,091.05 and 226,028.98

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Solution

The fourth proportional to 407,318.52, 562,091.05 and 226,028.98 is: 311,915.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,318.52 : 562,091.05 = 226,028.98 : x
  2. Step 2: Convert to fraction form
    407,318.52/562,091.05 = 226,028.98/x
  3. Step 3: Cross multiply
    407,318.52x = 562,091.05 × 226,028.98
  4. Step 4: Simplify right side
    407,318.52x = 127,048,866,412.37
  5. Step 5: Solve for x
    x = 127,048,866,412.37/407,318.52
  6. Step 6: Final answer
    x = 311,915.27

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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.