Home / 407,671.83-562,568.18-226,395.36

Finding the Fourth Proportional to 407,671.83, 562,568.18 and 226,395.36

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Solution

The fourth proportional to 407,671.83, 562,568.18 and 226,395.36 is: 312,415.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,671.83 : 562,568.18 = 226,395.36 : x
  2. Step 2: Convert to fraction form
    407,671.83/562,568.18 = 226,395.36/x
  3. Step 3: Cross multiply
    407,671.83x = 562,568.18 × 226,395.36
  4. Step 4: Simplify right side
    407,671.83x = 127,362,824,503.67
  5. Step 5: Solve for x
    x = 127,362,824,503.67/407,671.83
  6. Step 6: Final answer
    x = 312,415.07

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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.