Home / 366,477.02-505,727.75-213,549.02

Finding the Fourth Proportional to 366,477.02, 505,727.75 and 213,549.02

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Solution

The fourth proportional to 366,477.02, 505,727.75 and 213,549.02 is: 294,691.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,477.02 : 505,727.75 = 213,549.02 : x
  2. Step 2: Convert to fraction form
    366,477.02/505,727.75 = 213,549.02/x
  3. Step 3: Cross multiply
    366,477.02x = 505,727.75 × 213,549.02
  4. Step 4: Simplify right side
    366,477.02x = 107,997,665,399.31
  5. Step 5: Solve for x
    x = 107,997,665,399.31/366,477.02
  6. Step 6: Final answer
    x = 294,691.51

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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.