Finding the Fourth Proportional to 733,778.10, 1,012,184.79 and 461,414.79
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Solution
The fourth proportional to 733,778.10, 1,012,184.79 and 461,414.79 is: 636,482.65
Step by Step Solution
- Step 1: Write the proportion equation
733,778.10 : 1,012,184.79 = 461,414.79 : x - Step 2: Convert to fraction form
733,778.10/1,012,184.79 = 461,414.79/x - Step 3: Cross multiply
733,778.10x = 1,012,184.79 × 461,414.79 - Step 4: Simplify right side
733,778.10x = 467,037,032,319.04 - Step 5: Solve for x
x = 467,037,032,319.04/733,778.10 - Step 6: Final answer
x = 636,482.65
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1.5x scale
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.