Home / 985,796.44-1,478,468.58-275,874.28

Finding the Fourth Proportional to 985,796.44, 1,478,468.58 and 275,874.28

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Solution

The fourth proportional to 985,796.44, 1,478,468.58 and 275,874.28 is: 413,748.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,796.44 : 1,478,468.58 = 275,874.28 : x
  2. Step 2: Convert to fraction form
    985,796.44/1,478,468.58 = 275,874.28/x
  3. Step 3: Cross multiply
    985,796.44x = 1,478,468.58 × 275,874.28
  4. Step 4: Simplify right side
    985,796.44x = 407,871,455,010.12
  5. Step 5: Solve for x
    x = 407,871,455,010.12/985,796.44
  6. Step 6: Final answer
    x = 413,748.15

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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.