Finding the Fourth Proportional to 495,340.74, 742,770.76 and 242,324.88
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Solution
The fourth proportional to 495,340.74, 742,770.76 and 242,324.88 is: 363,369.74
Step by Step Solution
- Step 1: Write the proportion equation
495,340.74 : 742,770.76 = 242,324.88 : x - Step 2: Convert to fraction form
495,340.74/742,770.76 = 242,324.88/x - Step 3: Cross multiply
495,340.74x = 742,770.76 × 242,324.88 - Step 4: Simplify right side
495,340.74x = 179,991,835,284.51 - Step 5: Solve for x
x = 179,991,835,284.51/495,340.74 - Step 6: Final answer
x = 363,369.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.