Finding the Fourth Proportional to 495,408.81, 683,660.30 and 269,054.31
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Solution
The fourth proportional to 495,408.81, 683,660.30 and 269,054.31 is: 371,292.85
Step by Step Solution
- Step 1: Write the proportion equation
495,408.81 : 683,660.30 = 269,054.31 : x - Step 2: Convert to fraction form
495,408.81/683,660.30 = 269,054.31/x - Step 3: Cross multiply
495,408.81x = 683,660.30 × 269,054.31 - Step 4: Simplify right side
495,408.81x = 183,941,749,177.19 - Step 5: Solve for x
x = 183,941,749,177.19/495,408.81 - Step 6: Final answer
x = 371,292.85
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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.