Home / 215,908.23-323,862.35-210,003.33

Finding the Fourth Proportional to 215,908.23, 323,862.35 and 210,003.33

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Solution

The fourth proportional to 215,908.23, 323,862.35 and 210,003.33 is: 315,005.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,908.23 : 323,862.35 = 210,003.33 : x
  2. Step 2: Convert to fraction form
    215,908.23/323,862.35 = 210,003.33/x
  3. Step 3: Cross multiply
    215,908.23x = 323,862.35 × 210,003.33
  4. Step 4: Simplify right side
    215,908.23x = 68,012,173,307.36
  5. Step 5: Solve for x
    x = 68,012,173,307.36/215,908.23
  6. Step 6: Final answer
    x = 315,005.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.