Finding the Fourth Proportional to 792,695.70, 1,189,044.36 and 371,971.98
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Solution
The fourth proportional to 792,695.70, 1,189,044.36 and 371,971.98 is: 557,958.35
Step by Step Solution
- Step 1: Write the proportion equation
792,695.70 : 1,189,044.36 = 371,971.98 : x - Step 2: Convert to fraction form
792,695.70/1,189,044.36 = 371,971.98/x - Step 3: Cross multiply
792,695.70x = 1,189,044.36 × 371,971.98 - Step 4: Simplify right side
792,695.70x = 442,291,184,897.03 - Step 5: Solve for x
x = 442,291,184,897.03/792,695.70 - Step 6: Final answer
x = 557,958.35
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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.