Finding the Fourth Proportional to 329,068.98, 493,603.49 and 79,750.98
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Solution
The fourth proportional to 329,068.98, 493,603.49 and 79,750.98 is: 119,626.47
Step by Step Solution
- Step 1: Write the proportion equation
329,068.98 : 493,603.49 = 79,750.98 : x - Step 2: Convert to fraction form
329,068.98/493,603.49 = 79,750.98/x - Step 3: Cross multiply
329,068.98x = 493,603.49 × 79,750.98 - Step 4: Simplify right side
329,068.98x = 39,365,362,058.92 - Step 5: Solve for x
x = 39,365,362,058.92/329,068.98 - Step 6: Final answer
x = 119,626.47
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1.5x scale
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.