Home / 946,328.50-1,419,716.50-306,631.18

Finding the Fourth Proportional to 946,328.50, 1,419,716.50 and 306,631.18

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Solution

The fourth proportional to 946,328.50, 1,419,716.50 and 306,631.18 is: 460,019.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,328.50 : 1,419,716.50 = 306,631.18 : x
  2. Step 2: Convert to fraction form
    946,328.50/1,419,716.50 = 306,631.18/x
  3. Step 3: Cross multiply
    946,328.50x = 1,419,716.50 × 306,631.18
  4. Step 4: Simplify right side
    946,328.50x = 435,329,345,660.47
  5. Step 5: Solve for x
    x = 435,329,345,660.47/946,328.50
  6. Step 6: Final answer
    x = 460,019.27

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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.