Home / 790,450.32-1,185,306.44-284,944.72

Finding the Fourth Proportional to 790,450.32, 1,185,306.44 and 284,944.72

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Solution

The fourth proportional to 790,450.32, 1,185,306.44 and 284,944.72 is: 427,284.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,450.32 : 1,185,306.44 = 284,944.72 : x
  2. Step 2: Convert to fraction form
    790,450.32/1,185,306.44 = 284,944.72/x
  3. Step 3: Cross multiply
    790,450.32x = 1,185,306.44 × 284,944.72
  4. Step 4: Simplify right side
    790,450.32x = 337,746,811,660.00
  5. Step 5: Solve for x
    x = 337,746,811,660.00/790,450.32
  6. Step 6: Final answer
    x = 427,284.05

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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.