Finding the Fourth Proportional to 368,359.98, 552,539.97 and 243,671.82
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Solution
The fourth proportional to 368,359.98, 552,539.97 and 243,671.82 is: 365,507.73
Step by Step Solution
- Step 1: Write the proportion equation
368,359.98 : 552,539.97 = 243,671.82 : x - Step 2: Convert to fraction form
368,359.98/552,539.97 = 243,671.82/x - Step 3: Cross multiply
368,359.98x = 552,539.97 × 243,671.82 - Step 4: Simplify right side
368,359.98x = 134,638,420,112.65 - Step 5: Solve for x
x = 134,638,420,112.65/368,359.98 - Step 6: Final answer
x = 365,507.73
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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.