Home / 404,961.93-558,845.33-223,686.36

Finding the Fourth Proportional to 404,961.93, 558,845.33 and 223,686.36

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Solution

The fourth proportional to 404,961.93, 558,845.33 and 223,686.36 is: 308,686.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,961.93 : 558,845.33 = 223,686.36 : x
  2. Step 2: Convert to fraction form
    404,961.93/558,845.33 = 223,686.36/x
  3. Step 3: Cross multiply
    404,961.93x = 558,845.33 × 223,686.36
  4. Step 4: Simplify right side
    404,961.93x = 125,006,076,552.27
  5. Step 5: Solve for x
    x = 125,006,076,552.27/404,961.93
  6. Step 6: Final answer
    x = 308,686.00

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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.