Finding the Fourth Proportional to 302,612.02, 453,990.93 and 92,237.02
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Solution
The fourth proportional to 302,612.02, 453,990.93 and 92,237.02 is: 138,377.75
Step by Step Solution
- Step 1: Write the proportion equation
302,612.02 : 453,990.93 = 92,237.02 : x - Step 2: Convert to fraction form
302,612.02/453,990.93 = 92,237.02/x - Step 3: Cross multiply
302,612.02x = 453,990.93 × 92,237.02 - Step 4: Simplify right side
302,612.02x = 41,874,770,490.23 - Step 5: Solve for x
x = 41,874,770,490.23/302,612.02 - Step 6: Final answer
x = 138,377.75
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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.