Home / 254,749.95-351,570.69-212,234.67

Finding the Fourth Proportional to 254,749.95, 351,570.69 and 212,234.67

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Solution

The fourth proportional to 254,749.95, 351,570.69 and 212,234.67 is: 292,896.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,749.95 : 351,570.69 = 212,234.67 : x
  2. Step 2: Convert to fraction form
    254,749.95/351,570.69 = 212,234.67/x
  3. Step 3: Cross multiply
    254,749.95x = 351,570.69 × 212,234.67
  4. Step 4: Simplify right side
    254,749.95x = 74,615,489,373.82
  5. Step 5: Solve for x
    x = 74,615,489,373.82/254,749.95
  6. Step 6: Final answer
    x = 292,896.97

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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.