Home / 484,445.22-668,524.50-303,257.06

Finding the Fourth Proportional to 484,445.22, 668,524.50 and 303,257.06

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Solution

The fourth proportional to 484,445.22, 668,524.50 and 303,257.06 is: 418,488.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,445.22 : 668,524.50 = 303,257.06 : x
  2. Step 2: Convert to fraction form
    484,445.22/668,524.50 = 303,257.06/x
  3. Step 3: Cross multiply
    484,445.22x = 668,524.50 × 303,257.06
  4. Step 4: Simplify right side
    484,445.22x = 202,734,774,407.97
  5. Step 5: Solve for x
    x = 202,734,774,407.97/484,445.22
  6. Step 6: Final answer
    x = 418,488.54

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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.