Home / 407,424.02-562,234.64-226,130.63

Finding the Fourth Proportional to 407,424.02, 562,234.64 and 226,130.63

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Solution

The fourth proportional to 407,424.02, 562,234.64 and 226,130.63 is: 312,054.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,424.02 : 562,234.64 = 226,130.63 : x
  2. Step 2: Convert to fraction form
    407,424.02/562,234.64 = 226,130.63/x
  3. Step 3: Cross multiply
    407,424.02x = 562,234.64 × 226,130.63
  4. Step 4: Simplify right side
    407,424.02x = 127,138,469,409.20
  5. Step 5: Solve for x
    x = 127,138,469,409.20/407,424.02
  6. Step 6: Final answer
    x = 312,054.43

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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.