Finding the Fourth Proportional to 572,026.24, 789,405.51 and 330,329.98
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Solution
The fourth proportional to 572,026.24, 789,405.51 and 330,329.98 is: 455,860.74
Step by Step Solution
- Step 1: Write the proportion equation
572,026.24 : 789,405.51 = 330,329.98 : x - Step 2: Convert to fraction form
572,026.24/789,405.51 = 330,329.98/x - Step 3: Cross multiply
572,026.24x = 789,405.51 × 330,329.98 - Step 4: Simplify right side
572,026.24x = 260,764,306,330.19 - Step 5: Solve for x
x = 260,764,306,330.19/572,026.24 - Step 6: Final answer
x = 455,860.74
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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.