Home / 1,409,549.12-2,114,305.60-344,600.64

Finding the Fourth Proportional to 1,409,549.12, 2,114,305.60 and 344,600.64

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Solution

The fourth proportional to 1,409,549.12, 2,114,305.60 and 344,600.64 is: 516,896.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,549.12 : 2,114,305.60 = 344,600.64 : x
  2. Step 2: Convert to fraction form
    1,409,549.12/2,114,305.60 = 344,600.64/x
  3. Step 3: Cross multiply
    1,409,549.12x = 2,114,305.60 × 344,600.64
  4. Step 4: Simplify right side
    1,409,549.12x = 728,591,062,915.58
  5. Step 5: Solve for x
    x = 728,591,062,915.58/1,409,549.12
  6. Step 6: Final answer
    x = 516,896.54

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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.