Finding the Fourth Proportional to 862,925.03, 1,294,574.39 and 330,446.09
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Solution
The fourth proportional to 862,925.03, 1,294,574.39 and 330,446.09 is: 495,740.68
Step by Step Solution
- Step 1: Write the proportion equation
862,925.03 : 1,294,574.39 = 330,446.09 : x - Step 2: Convert to fraction form
862,925.03/1,294,574.39 = 330,446.09/x - Step 3: Cross multiply
862,925.03x = 1,294,574.39 × 330,446.09 - Step 4: Simplify right side
862,925.03x = 427,787,037,264.53 - Step 5: Solve for x
x = 427,787,037,264.53/862,925.03 - Step 6: Final answer
x = 495,740.68
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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.