Home / 1,151,647.20-1,727,600.40-352,922.40

Finding the Fourth Proportional to 1,151,647.20, 1,727,600.40 and 352,922.40

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Solution

The fourth proportional to 1,151,647.20, 1,727,600.40 and 352,922.40 is: 529,423.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,647.20 : 1,727,600.40 = 352,922.40 : x
  2. Step 2: Convert to fraction form
    1,151,647.20/1,727,600.40 = 352,922.40/x
  3. Step 3: Cross multiply
    1,151,647.20x = 1,727,600.40 × 352,922.40
  4. Step 4: Simplify right side
    1,151,647.20x = 609,708,879,408.96
  5. Step 5: Solve for x
    x = 609,708,879,408.96/1,151,647.20
  6. Step 6: Final answer
    x = 529,423.32

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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.