Finding the Fourth Proportional to 498,363.47, 747,618.56 and 161,292.09
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Solution
The fourth proportional to 498,363.47, 747,618.56 and 161,292.09 is: 241,961.88
Step by Step Solution
- Step 1: Write the proportion equation
498,363.47 : 747,618.56 = 161,292.09 : x - Step 2: Convert to fraction form
498,363.47/747,618.56 = 161,292.09/x - Step 3: Cross multiply
498,363.47x = 747,618.56 × 161,292.09 - Step 4: Simplify right side
498,363.47x = 120,584,960,065.19 - Step 5: Solve for x
x = 120,584,960,065.19/498,363.47 - Step 6: Final answer
x = 241,961.88
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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.