Finding the Fourth Proportional to 493,949.44, 740,838.30 and 138,879.19
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Solution
The fourth proportional to 493,949.44, 740,838.30 and 138,879.19 is: 208,294.64
Step by Step Solution
- Step 1: Write the proportion equation
493,949.44 : 740,838.30 = 138,879.19 : x - Step 2: Convert to fraction form
493,949.44/740,838.30 = 138,879.19/x - Step 3: Cross multiply
493,949.44x = 740,838.30 × 138,879.19 - Step 4: Simplify right side
493,949.44x = 102,887,023,024.98 - Step 5: Solve for x
x = 102,887,023,024.98/493,949.44 - Step 6: Final answer
x = 208,294.64
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.