Home / 454,446.45-681,232.28-353,188.35

Finding the Fourth Proportional to 454,446.45, 681,232.28 and 353,188.35

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Solution

The fourth proportional to 454,446.45, 681,232.28 and 353,188.35 is: 529,442.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,446.45 : 681,232.28 = 353,188.35 : x
  2. Step 2: Convert to fraction form
    454,446.45/681,232.28 = 353,188.35/x
  3. Step 3: Cross multiply
    454,446.45x = 681,232.28 × 353,188.35
  4. Step 4: Simplify right side
    454,446.45x = 240,603,303,174.00
  5. Step 5: Solve for x
    x = 240,603,303,174.00/454,446.45
  6. Step 6: Final answer
    x = 529,442.58

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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.