Home / 407,589.06-562,490.47-226,301.02

Finding the Fourth Proportional to 407,589.06, 562,490.47 and 226,301.02

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Solution

The fourth proportional to 407,589.06, 562,490.47 and 226,301.02 is: 312,305.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,589.06 : 562,490.47 = 226,301.02 : x
  2. Step 2: Convert to fraction form
    407,589.06/562,490.47 = 226,301.02/x
  3. Step 3: Cross multiply
    407,589.06x = 562,490.47 × 226,301.02
  4. Step 4: Simplify right side
    407,589.06x = 127,292,166,260.81
  5. Step 5: Solve for x
    x = 127,292,166,260.81/407,589.06
  6. Step 6: Final answer
    x = 312,305.16

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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.