Home / 684,016.68-1,026,249.66-328,983.96

Finding the Fourth Proportional to 684,016.68, 1,026,249.66 and 328,983.96

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Solution

The fourth proportional to 684,016.68, 1,026,249.66 and 328,983.96 is: 493,583.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,016.68 : 1,026,249.66 = 328,983.96 : x
  2. Step 2: Convert to fraction form
    684,016.68/1,026,249.66 = 328,983.96/x
  3. Step 3: Cross multiply
    684,016.68x = 1,026,249.66 × 328,983.96
  4. Step 4: Simplify right side
    684,016.68x = 337,619,677,095.45
  5. Step 5: Solve for x
    x = 337,619,677,095.45/684,016.68
  6. Step 6: Final answer
    x = 493,583.98

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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.