Home / 404,739.64-558,541.53-223,451.92

Finding the Fourth Proportional to 404,739.64, 558,541.53 and 223,451.92

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Solution

The fourth proportional to 404,739.64, 558,541.53 and 223,451.92 is: 308,364.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,739.64 : 558,541.53 = 223,451.92 : x
  2. Step 2: Convert to fraction form
    404,739.64/558,541.53 = 223,451.92/x
  3. Step 3: Cross multiply
    404,739.64x = 558,541.53 × 223,451.92
  4. Step 4: Simplify right side
    404,739.64x = 124,807,174,485.53
  5. Step 5: Solve for x
    x = 124,807,174,485.53/404,739.64
  6. Step 6: Final answer
    x = 308,364.10

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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.