Finding the Fourth Proportional to 354,750.68, 489,555.96 and 264,184.40
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Solution
The fourth proportional to 354,750.68, 489,555.96 and 264,184.40 is: 364,574.49
Step by Step Solution
- Step 1: Write the proportion equation
354,750.68 : 489,555.96 = 264,184.40 : x - Step 2: Convert to fraction form
354,750.68/489,555.96 = 264,184.40/x - Step 3: Cross multiply
354,750.68x = 489,555.96 × 264,184.40 - Step 4: Simplify right side
354,750.68x = 129,333,047,559.02 - Step 5: Solve for x
x = 129,333,047,559.02/354,750.68 - Step 6: Final answer
x = 364,574.49
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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.