Finding the Fourth Proportional to 611,503.55, 843,896.01 and 339,576.00
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Solution
The fourth proportional to 611,503.55, 843,896.01 and 339,576.00 is: 468,626.60
Step by Step Solution
- Step 1: Write the proportion equation
611,503.55 : 843,896.01 = 339,576.00 : x - Step 2: Convert to fraction form
611,503.55/843,896.01 = 339,576.00/x - Step 3: Cross multiply
611,503.55x = 843,896.01 × 339,576.00 - Step 4: Simplify right side
611,503.55x = 286,566,829,600.56 - Step 5: Solve for x
x = 286,566,829,600.56/611,503.55 - Step 6: Final answer
x = 468,626.60
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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.