Home / 351,674.24-526,004.28-326,147.90

Finding the Fourth Proportional to 351,674.24, 526,004.28 and 326,147.90

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Solution

The fourth proportional to 351,674.24, 526,004.28 and 326,147.90 is: 487,824.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,674.24 : 526,004.28 = 326,147.90 : x
  2. Step 2: Convert to fraction form
    351,674.24/526,004.28 = 326,147.90/x
  3. Step 3: Cross multiply
    351,674.24x = 526,004.28 × 326,147.90
  4. Step 4: Simplify right side
    351,674.24x = 171,555,191,313.01
  5. Step 5: Solve for x
    x = 171,555,191,313.01/351,674.24
  6. Step 6: Final answer
    x = 487,824.16

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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.