Home / 804,520.56-1,206,838.44-243,598.80

Finding the Fourth Proportional to 804,520.56, 1,206,838.44 and 243,598.80

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Solution

The fourth proportional to 804,520.56, 1,206,838.44 and 243,598.80 is: 365,415.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,520.56 : 1,206,838.44 = 243,598.80 : x
  2. Step 2: Convert to fraction form
    804,520.56/1,206,838.44 = 243,598.80/x
  3. Step 3: Cross multiply
    804,520.56x = 1,206,838.44 × 243,598.80
  4. Step 4: Simplify right side
    804,520.56x = 293,984,395,777.87
  5. Step 5: Solve for x
    x = 293,984,395,777.87/804,520.56
  6. Step 6: Final answer
    x = 365,415.64

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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.