Finding the Fourth Proportional to 495,688.84, 684,056.82 and 269,338.12
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Solution
The fourth proportional to 495,688.84, 684,056.82 and 269,338.12 is: 371,689.99
Step by Step Solution
- Step 1: Write the proportion equation
495,688.84 : 684,056.82 = 269,338.12 : x - Step 2: Convert to fraction form
495,688.84/684,056.82 = 269,338.12/x - Step 3: Cross multiply
495,688.84x = 684,056.82 × 269,338.12 - Step 4: Simplify right side
495,688.84x = 184,242,577,871.98 - Step 5: Solve for x
x = 184,242,577,871.98/495,688.84 - Step 6: Final answer
x = 371,689.99
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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.