Home / 740,961.13-1,022,099.97-446,406.25

Finding the Fourth Proportional to 740,961.13, 1,022,099.97 and 446,406.25

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Solution

The fourth proportional to 740,961.13, 1,022,099.97 and 446,406.25 is: 615,783.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,961.13 : 1,022,099.97 = 446,406.25 : x
  2. Step 2: Convert to fraction form
    740,961.13/1,022,099.97 = 446,406.25/x
  3. Step 3: Cross multiply
    740,961.13x = 1,022,099.97 × 446,406.25
  4. Step 4: Simplify right side
    740,961.13x = 456,271,814,732.81
  5. Step 5: Solve for x
    x = 456,271,814,732.81/740,961.13
  6. Step 6: Final answer
    x = 615,783.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.