Finding the Fourth Proportional to 648,174.08, 894,656.94 and 376,327.10
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Solution
The fourth proportional to 648,174.08, 894,656.94 and 376,327.10 is: 519,433.99
Step by Step Solution
- Step 1: Write the proportion equation
648,174.08 : 894,656.94 = 376,327.10 : x - Step 2: Convert to fraction form
648,174.08/894,656.94 = 376,327.10/x - Step 3: Cross multiply
648,174.08x = 894,656.94 × 376,327.10 - Step 4: Simplify right side
648,174.08x = 336,683,651,725.07 - Step 5: Solve for x
x = 336,683,651,725.07/648,174.08 - Step 6: Final answer
x = 519,433.99
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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.