Finding the Fourth Proportional to 376,073.18, 563,579.37 and 207,669.32
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Solution
The fourth proportional to 376,073.18, 563,579.37 and 207,669.32 is: 311,211.09
Step by Step Solution
- Step 1: Write the proportion equation
376,073.18 : 563,579.37 = 207,669.32 : x - Step 2: Convert to fraction form
376,073.18/563,579.37 = 207,669.32/x - Step 3: Cross multiply
376,073.18x = 563,579.37 × 207,669.32 - Step 4: Simplify right side
376,073.18x = 117,038,143,829.45 - Step 5: Solve for x
x = 117,038,143,829.45/376,073.18 - Step 6: Final answer
x = 311,211.09
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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.