Finding the Fourth Proportional to 528,998.76, 793,394.80 and 169,073.06
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Solution
The fourth proportional to 528,998.76, 793,394.80 and 169,073.06 is: 253,576.56
Step by Step Solution
- Step 1: Write the proportion equation
528,998.76 : 793,394.80 = 169,073.06 : x - Step 2: Convert to fraction form
528,998.76/793,394.80 = 169,073.06/x - Step 3: Cross multiply
528,998.76x = 793,394.80 × 169,073.06 - Step 4: Simplify right side
528,998.76x = 134,141,686,624.09 - Step 5: Solve for x
x = 134,141,686,624.09/528,998.76 - Step 6: Final answer
x = 253,576.56
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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.