Finding the Fourth Proportional to 881,247.72, 1,216,117.62 and 499,273.68
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Solution
The fourth proportional to 881,247.72, 1,216,117.62 and 499,273.68 is: 688,995.28
Step by Step Solution
- Step 1: Write the proportion equation
881,247.72 : 1,216,117.62 = 499,273.68 : x - Step 2: Convert to fraction form
881,247.72/1,216,117.62 = 499,273.68/x - Step 3: Cross multiply
881,247.72x = 1,216,117.62 × 499,273.68 - Step 4: Simplify right side
881,247.72x = 607,175,519,450.24 - Step 5: Solve for x
x = 607,175,519,450.24/881,247.72 - Step 6: Final answer
x = 688,995.28
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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.