Home / 404,710.23-558,504.63-223,422.27

Finding the Fourth Proportional to 404,710.23, 558,504.63 and 223,422.27

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Solution

The fourth proportional to 404,710.23, 558,504.63 and 223,422.27 is: 308,325.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,710.23 : 558,504.63 = 223,422.27 : x
  2. Step 2: Convert to fraction form
    404,710.23/558,504.63 = 223,422.27/x
  3. Step 3: Cross multiply
    404,710.23x = 558,504.63 × 223,422.27
  4. Step 4: Simplify right side
    404,710.23x = 124,782,372,240.11
  5. Step 5: Solve for x
    x = 124,782,372,240.11/404,710.23
  6. Step 6: Final answer
    x = 308,325.22

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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.