Home / 407,703.02-562,637.79-226,431.93

Finding the Fourth Proportional to 407,703.02, 562,637.79 and 226,431.93

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Solution

The fourth proportional to 407,703.02, 562,637.79 and 226,431.93 is: 312,480.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,703.02 : 562,637.79 = 226,431.93 : x
  2. Step 2: Convert to fraction form
    407,703.02/562,637.79 = 226,431.93/x
  3. Step 3: Cross multiply
    407,703.02x = 562,637.79 × 226,431.93
  4. Step 4: Simplify right side
    407,703.02x = 127,399,162,790.53
  5. Step 5: Solve for x
    x = 127,399,162,790.53/407,703.02
  6. Step 6: Final answer
    x = 312,480.31

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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.