Home / 1,105,372.71-1,658,348.82-347,183.55

Finding the Fourth Proportional to 1,105,372.71, 1,658,348.82 and 347,183.55

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Solution

The fourth proportional to 1,105,372.71, 1,658,348.82 and 347,183.55 is: 520,866.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,372.71 : 1,658,348.82 = 347,183.55 : x
  2. Step 2: Convert to fraction form
    1,105,372.71/1,658,348.82 = 347,183.55/x
  3. Step 3: Cross multiply
    1,105,372.71x = 1,658,348.82 × 347,183.55
  4. Step 4: Simplify right side
    1,105,372.71x = 575,751,430,465.91
  5. Step 5: Solve for x
    x = 575,751,430,465.91/1,105,372.71
  6. Step 6: Final answer
    x = 520,866.33

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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.