Home / 1,022,864.12-1,534,240.97-312,892.24

Finding the Fourth Proportional to 1,022,864.12, 1,534,240.97 and 312,892.24

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Solution

The fourth proportional to 1,022,864.12, 1,534,240.97 and 312,892.24 is: 469,321.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,864.12 : 1,534,240.97 = 312,892.24 : x
  2. Step 2: Convert to fraction form
    1,022,864.12/1,534,240.97 = 312,892.24/x
  3. Step 3: Cross multiply
    1,022,864.12x = 1,534,240.97 × 312,892.24
  4. Step 4: Simplify right side
    1,022,864.12x = 480,052,092,238.61
  5. Step 5: Solve for x
    x = 480,052,092,238.61/1,022,864.12
  6. Step 6: Final answer
    x = 469,321.47

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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.