Home / 404,922.96-558,796.05-223,631.46

Finding the Fourth Proportional to 404,922.96, 558,796.05 and 223,631.46

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Solution

The fourth proportional to 404,922.96, 558,796.05 and 223,631.46 is: 308,612.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,922.96 : 558,796.05 = 223,631.46 : x
  2. Step 2: Convert to fraction form
    404,922.96/558,796.05 = 223,631.46/x
  3. Step 3: Cross multiply
    404,922.96x = 558,796.05 × 223,631.46
  4. Step 4: Simplify right side
    404,922.96x = 124,964,376,503.73
  5. Step 5: Solve for x
    x = 124,964,376,503.73/404,922.96
  6. Step 6: Final answer
    x = 308,612.72

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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.