Home / 507,376.37-761,127.10-165,811.73

Finding the Fourth Proportional to 507,376.37, 761,127.10 and 165,811.73

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Solution

The fourth proportional to 507,376.37, 761,127.10 and 165,811.73 is: 248,738.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,376.37 : 761,127.10 = 165,811.73 : x
  2. Step 2: Convert to fraction form
    507,376.37/761,127.10 = 165,811.73/x
  3. Step 3: Cross multiply
    507,376.37x = 761,127.10 × 165,811.73
  4. Step 4: Simplify right side
    507,376.37x = 126,203,796,980.72
  5. Step 5: Solve for x
    x = 126,203,796,980.72/507,376.37
  6. Step 6: Final answer
    x = 248,738.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.