Home / 405,127.02-559,060.18-223,835.06

Finding the Fourth Proportional to 405,127.02, 559,060.18 and 223,835.06

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Solution

The fourth proportional to 405,127.02, 559,060.18 and 223,835.06 is: 308,884.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,127.02 : 559,060.18 = 223,835.06 : x
  2. Step 2: Convert to fraction form
    405,127.02/559,060.18 = 223,835.06/x
  3. Step 3: Cross multiply
    405,127.02x = 559,060.18 × 223,835.06
  4. Step 4: Simplify right side
    405,127.02x = 125,137,268,933.91
  5. Step 5: Solve for x
    x = 125,137,268,933.91/405,127.02
  6. Step 6: Final answer
    x = 308,884.04

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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.