Home / 407,529.48-562,392.66-254,656.44

Finding the Fourth Proportional to 407,529.48, 562,392.66 and 254,656.44

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Solution

The fourth proportional to 407,529.48, 562,392.66 and 254,656.44 is: 351,427.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,529.48 : 562,392.66 = 254,656.44 : x
  2. Step 2: Convert to fraction form
    407,529.48/562,392.66 = 254,656.44/x
  3. Step 3: Cross multiply
    407,529.48x = 562,392.66 × 254,656.44
  4. Step 4: Simplify right side
    407,529.48x = 143,216,912,677.73
  5. Step 5: Solve for x
    x = 143,216,912,677.73/407,529.48
  6. Step 6: Final answer
    x = 351,427.12

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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.