Finding the Fourth Proportional to 495,655.20, 684,113.58 and 325,905.12
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Solution
The fourth proportional to 495,655.20, 684,113.58 and 325,905.12 is: 449,821.00
Step by Step Solution
- Step 1: Write the proportion equation
495,655.20 : 684,113.58 = 325,905.12 : x - Step 2: Convert to fraction form
495,655.20/684,113.58 = 325,905.12/x - Step 3: Cross multiply
495,655.20x = 684,113.58 × 325,905.12 - Step 4: Simplify right side
495,655.20x = 222,956,118,383.53 - Step 5: Solve for x
x = 222,956,118,383.53/495,655.20 - Step 6: Final answer
x = 449,821.00
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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.