Finding the Fourth Proportional to 704,492.79, 972,201.91 and 382,202.88
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Solution
The fourth proportional to 704,492.79, 972,201.91 and 382,202.88 is: 527,440.98
Step by Step Solution
- Step 1: Write the proportion equation
704,492.79 : 972,201.91 = 382,202.88 : x - Step 2: Convert to fraction form
704,492.79/972,201.91 = 382,202.88/x - Step 3: Cross multiply
704,492.79x = 972,201.91 × 382,202.88 - Step 4: Simplify right side
704,492.79x = 371,578,369,943.50 - Step 5: Solve for x
x = 371,578,369,943.50/704,492.79 - Step 6: Final answer
x = 527,440.98
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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.