Home / 407,660.58-562,552.70-226,384.07

Finding the Fourth Proportional to 407,660.58, 562,552.70 and 226,384.07

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Solution

The fourth proportional to 407,660.58, 562,552.70 and 226,384.07 is: 312,399.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,660.58 : 562,552.70 = 226,384.07 : x
  2. Step 2: Convert to fraction form
    407,660.58/562,552.70 = 226,384.07/x
  3. Step 3: Cross multiply
    407,660.58x = 562,552.70 × 226,384.07
  4. Step 4: Simplify right side
    407,660.58x = 127,352,965,870.81
  5. Step 5: Solve for x
    x = 127,352,965,870.81/407,660.58
  6. Step 6: Final answer
    x = 312,399.51

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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.