Finding the Fourth Proportional to 383,898.78, 529,778.74 and 211,827.44
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Solution
The fourth proportional to 383,898.78, 529,778.74 and 211,827.44 is: 292,321.00
Step by Step Solution
- Step 1: Write the proportion equation
383,898.78 : 529,778.74 = 211,827.44 : x - Step 2: Convert to fraction form
383,898.78/529,778.74 = 211,827.44/x - Step 3: Cross multiply
383,898.78x = 529,778.74 × 211,827.44 - Step 4: Simplify right side
383,898.78x = 112,221,674,260.63 - Step 5: Solve for x
x = 112,221,674,260.63/383,898.78 - Step 6: Final answer
x = 292,321.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.