Home / 929,792.48-1,393,920.12-353,296.44

Finding the Fourth Proportional to 929,792.48, 1,393,920.12 and 353,296.44

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Solution

The fourth proportional to 929,792.48, 1,393,920.12 and 353,296.44 is: 529,652.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,792.48 : 1,393,920.12 = 353,296.44 : x
  2. Step 2: Convert to fraction form
    929,792.48/1,393,920.12 = 353,296.44/x
  3. Step 3: Cross multiply
    929,792.48x = 1,393,920.12 × 353,296.44
  4. Step 4: Simplify right side
    929,792.48x = 492,467,016,040.37
  5. Step 5: Solve for x
    x = 492,467,016,040.37/929,792.48
  6. Step 6: Final answer
    x = 529,652.61

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1.5x scale

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.