Home / 460,087.55-634,927.38-256,147.37

Finding the Fourth Proportional to 460,087.55, 634,927.38 and 256,147.37

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Solution

The fourth proportional to 460,087.55, 634,927.38 and 256,147.37 is: 353,487.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,087.55 : 634,927.38 = 256,147.37 : x
  2. Step 2: Convert to fraction form
    460,087.55/634,927.38 = 256,147.37/x
  3. Step 3: Cross multiply
    460,087.55x = 634,927.38 × 256,147.37
  4. Step 4: Simplify right side
    460,087.55x = 162,634,978,527.99
  5. Step 5: Solve for x
    x = 162,634,978,527.99/460,087.55
  6. Step 6: Final answer
    x = 353,487.02

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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.