Home / 1,002,364.72-1,503,394.84-328,431.10

Finding the Fourth Proportional to 1,002,364.72, 1,503,394.84 and 328,431.10

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Solution

The fourth proportional to 1,002,364.72, 1,503,394.84 and 328,431.10 is: 492,596.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,364.72 : 1,503,394.84 = 328,431.10 : x
  2. Step 2: Convert to fraction form
    1,002,364.72/1,503,394.84 = 328,431.10/x
  3. Step 3: Cross multiply
    1,002,364.72x = 1,503,394.84 × 328,431.10
  4. Step 4: Simplify right side
    1,002,364.72x = 493,761,625,187.62
  5. Step 5: Solve for x
    x = 493,761,625,187.62/1,002,364.72
  6. Step 6: Final answer
    x = 492,596.77

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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.