Finding the Fourth Proportional to 664,140.14, 994,925.99 and 556,243.08
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Solution
The fourth proportional to 664,140.14, 994,925.99 and 556,243.08 is: 833,289.04
Step by Step Solution
- Step 1: Write the proportion equation
664,140.14 : 994,925.99 = 556,243.08 : x - Step 2: Convert to fraction form
664,140.14/994,925.99 = 556,243.08/x - Step 3: Cross multiply
664,140.14x = 994,925.99 × 556,243.08 - Step 4: Simplify right side
664,140.14x = 553,420,694,268.43 - Step 5: Solve for x
x = 553,420,694,268.43/664,140.14 - Step 6: Final answer
x = 833,289.04
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.