Finding the Fourth Proportional to 490,564.24, 735,937.62 and 170,702.80
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Solution
The fourth proportional to 490,564.24, 735,937.62 and 170,702.80 is: 256,085.96
Step by Step Solution
- Step 1: Write the proportion equation
490,564.24 : 735,937.62 = 170,702.80 : x - Step 2: Convert to fraction form
490,564.24/735,937.62 = 170,702.80/x - Step 3: Cross multiply
490,564.24x = 735,937.62 × 170,702.80 - Step 4: Simplify right side
490,564.24x = 125,626,612,359.34 - Step 5: Solve for x
x = 125,626,612,359.34/490,564.24 - Step 6: Final answer
x = 256,085.96
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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.