Finding the Fourth Proportional to 935,622.57, 1,291,160.06 and 505,902.58
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Solution
The fourth proportional to 935,622.57, 1,291,160.06 and 505,902.58 is: 698,146.05
Step by Step Solution
- Step 1: Write the proportion equation
935,622.57 : 1,291,160.06 = 505,902.58 : x - Step 2: Convert to fraction form
935,622.57/1,291,160.06 = 505,902.58/x - Step 3: Cross multiply
935,622.57x = 1,291,160.06 × 505,902.58 - Step 4: Simplify right side
935,622.57x = 653,201,205,546.96 - Step 5: Solve for x
x = 653,201,205,546.96/935,622.57 - Step 6: Final answer
x = 698,146.05
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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.