Finding the Fourth Proportional to 796,864.95, 1,099,641.51 and 434,280.99
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Solution
The fourth proportional to 796,864.95, 1,099,641.51 and 434,280.99 is: 599,290.26
Step by Step Solution
- Step 1: Write the proportion equation
796,864.95 : 1,099,641.51 = 434,280.99 : x - Step 2: Convert to fraction form
796,864.95/1,099,641.51 = 434,280.99/x - Step 3: Cross multiply
796,864.95x = 1,099,641.51 × 434,280.99 - Step 4: Simplify right side
796,864.95x = 477,553,403,607.90 - Step 5: Solve for x
x = 477,553,403,607.90/796,864.95 - Step 6: Final answer
x = 599,290.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.