Home / 306,037.80-459,056.70-303,085.35

Finding the Fourth Proportional to 306,037.80, 459,056.70 and 303,085.35

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Solution

The fourth proportional to 306,037.80, 459,056.70 and 303,085.35 is: 454,628.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,037.80 : 459,056.70 = 303,085.35 : x
  2. Step 2: Convert to fraction form
    306,037.80/459,056.70 = 303,085.35/x
  3. Step 3: Cross multiply
    306,037.80x = 459,056.70 × 303,085.35
  4. Step 4: Simplify right side
    306,037.80x = 139,133,360,589.35
  5. Step 5: Solve for x
    x = 139,133,360,589.35/306,037.80
  6. Step 6: Final answer
    x = 454,628.03

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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.