Finding the Fourth Proportional to 495,657.99, 684,018.14 and 269,318.07
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Solution
The fourth proportional to 495,657.99, 684,018.14 and 269,318.07 is: 371,664.43
Step by Step Solution
- Step 1: Write the proportion equation
495,657.99 : 684,018.14 = 269,318.07 : x - Step 2: Convert to fraction form
495,657.99/684,018.14 = 269,318.07/x - Step 3: Cross multiply
495,657.99x = 684,018.14 × 269,318.07 - Step 4: Simplify right side
495,657.99x = 184,218,443,963.20 - Step 5: Solve for x
x = 184,218,443,963.20/495,657.99 - Step 6: Final answer
x = 371,664.43
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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.