Finding the Fourth Proportional to 903,829.68, 1,247,323.92 and 541,312.56
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Solution
The fourth proportional to 903,829.68, 1,247,323.92 and 541,312.56 is: 747,034.67
Step by Step Solution
- Step 1: Write the proportion equation
903,829.68 : 1,247,323.92 = 541,312.56 : x - Step 2: Convert to fraction form
903,829.68/1,247,323.92 = 541,312.56/x - Step 3: Cross multiply
903,829.68x = 1,247,323.92 × 541,312.56 - Step 4: Simplify right side
903,829.68x = 675,192,104,284.44 - Step 5: Solve for x
x = 675,192,104,284.44/903,829.68 - Step 6: Final answer
x = 747,034.67
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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.