Finding the Fourth Proportional to 495,996.28, 684,479.70 and 269,646.64
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Solution
The fourth proportional to 495,996.28, 684,479.70 and 269,646.64 is: 372,114.99
Step by Step Solution
- Step 1: Write the proportion equation
495,996.28 : 684,479.70 = 269,646.64 : x - Step 2: Convert to fraction form
495,996.28/684,479.70 = 269,646.64/x - Step 3: Cross multiply
495,996.28x = 684,479.70 × 269,646.64 - Step 4: Simplify right side
495,996.28x = 184,567,651,253.21 - Step 5: Solve for x
x = 184,567,651,253.21/495,996.28 - Step 6: Final answer
x = 372,114.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.