Finding the Fourth Proportional to 343,986.76, 515,983.02 and 94,682.44
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Solution
The fourth proportional to 343,986.76, 515,983.02 and 94,682.44 is: 142,024.45
Step by Step Solution
- Step 1: Write the proportion equation
343,986.76 : 515,983.02 = 94,682.44 : x - Step 2: Convert to fraction form
343,986.76/515,983.02 = 94,682.44/x - Step 3: Cross multiply
343,986.76x = 515,983.02 × 94,682.44 - Step 4: Simplify right side
343,986.76x = 48,854,531,332.17 - Step 5: Solve for x
x = 48,854,531,332.17/343,986.76 - Step 6: Final answer
x = 142,024.45
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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.