Finding the Fourth Proportional to 547,798.93, 820,356.99 and 452,445.73
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Solution
The fourth proportional to 547,798.93, 820,356.99 and 452,445.73 is: 677,560.68
Step by Step Solution
- Step 1: Write the proportion equation
547,798.93 : 820,356.99 = 452,445.73 : x - Step 2: Convert to fraction form
547,798.93/820,356.99 = 452,445.73/x - Step 3: Cross multiply
547,798.93x = 820,356.99 × 452,445.73 - Step 4: Simplify right side
547,798.93x = 371,167,017,201.15 - Step 5: Solve for x
x = 371,167,017,201.15/547,798.93 - Step 6: Final answer
x = 677,560.68
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1.5x scale
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.