Finding the Fourth Proportional to 755,471.28, 1,133,289.93 and 249,848.06
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Solution
The fourth proportional to 755,471.28, 1,133,289.93 and 249,848.06 is: 374,799.54
Step by Step Solution
- Step 1: Write the proportion equation
755,471.28 : 1,133,289.93 = 249,848.06 : x - Step 2: Convert to fraction form
755,471.28/1,133,289.93 = 249,848.06/x - Step 3: Cross multiply
755,471.28x = 1,133,289.93 × 249,848.06 - Step 4: Simplify right side
755,471.28x = 283,150,284,761.59 - Step 5: Solve for x
x = 283,150,284,761.59/755,471.28 - Step 6: Final answer
x = 374,799.54
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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.