Finding the Fourth Proportional to 373,374.06, 515,295.09 and 230,130.42
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Solution
The fourth proportional to 373,374.06, 515,295.09 and 230,130.42 is: 317,603.95
Step by Step Solution
- Step 1: Write the proportion equation
373,374.06 : 515,295.09 = 230,130.42 : x - Step 2: Convert to fraction form
373,374.06/515,295.09 = 230,130.42/x - Step 3: Cross multiply
373,374.06x = 515,295.09 × 230,130.42 - Step 4: Simplify right side
373,374.06x = 118,585,076,773.88 - Step 5: Solve for x
x = 118,585,076,773.88/373,374.06 - Step 6: Final answer
x = 317,603.95
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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.