Finding the Fourth Proportional to 903,793.94, 1,247,258.60 and 495,895.68
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Solution
The fourth proportional to 903,793.94, 1,247,258.60 and 495,895.68 is: 684,348.63
Step by Step Solution
- Step 1: Write the proportion equation
903,793.94 : 1,247,258.60 = 495,895.68 : x - Step 2: Convert to fraction form
903,793.94/1,247,258.60 = 495,895.68/x - Step 3: Cross multiply
903,793.94x = 1,247,258.60 × 495,895.68 - Step 4: Simplify right side
903,793.94x = 618,510,144,426.15 - Step 5: Solve for x
x = 618,510,144,426.15/903,793.94 - Step 6: Final answer
x = 684,348.63
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.