Home / 407,722.02-562,670.37-226,436.82

Finding the Fourth Proportional to 407,722.02, 562,670.37 and 226,436.82

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Solution

The fourth proportional to 407,722.02, 562,670.37 and 226,436.82 is: 312,490.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,722.02 : 562,670.37 = 226,436.82 : x
  2. Step 2: Convert to fraction form
    407,722.02/562,670.37 = 226,436.82/x
  3. Step 3: Cross multiply
    407,722.02x = 562,670.37 × 226,436.82
  4. Step 4: Simplify right side
    407,722.02x = 127,409,289,291.02
  5. Step 5: Solve for x
    x = 127,409,289,291.02/407,722.02
  6. Step 6: Final answer
    x = 312,490.58

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1.5x scale

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.