Home / 407,670.93-562,544.82-238,003.47

Finding the Fourth Proportional to 407,670.93, 562,544.82 and 238,003.47

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Solution

The fourth proportional to 407,670.93, 562,544.82 and 238,003.47 is: 328,420.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,670.93 : 562,544.82 = 238,003.47 : x
  2. Step 2: Convert to fraction form
    407,670.93/562,544.82 = 238,003.47/x
  3. Step 3: Cross multiply
    407,670.93x = 562,544.82 × 238,003.47
  4. Step 4: Simplify right side
    407,670.93x = 133,887,619,190.53
  5. Step 5: Solve for x
    x = 133,887,619,190.53/407,670.93
  6. Step 6: Final answer
    x = 328,420.82

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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.