Finding the Fourth Proportional to 736,966.08, 1,103,677.62 and 420,463.44
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Solution
The fourth proportional to 736,966.08, 1,103,677.62 and 420,463.44 is: 629,684.46
Step by Step Solution
- Step 1: Write the proportion equation
736,966.08 : 1,103,677.62 = 420,463.44 : x - Step 2: Convert to fraction form
736,966.08/1,103,677.62 = 420,463.44/x - Step 3: Cross multiply
736,966.08x = 1,103,677.62 × 420,463.44 - Step 4: Simplify right side
736,966.08x = 464,056,087,179.48 - Step 5: Solve for x
x = 464,056,087,179.48/736,966.08 - Step 6: Final answer
x = 629,684.46
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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.