Finding the Fourth Proportional to 581,669.10, 872,523.09 and 160,909.74
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Solution
The fourth proportional to 581,669.10, 872,523.09 and 160,909.74 is: 241,369.99
Step by Step Solution
- Step 1: Write the proportion equation
581,669.10 : 872,523.09 = 160,909.74 : x - Step 2: Convert to fraction form
581,669.10/872,523.09 = 160,909.74/x - Step 3: Cross multiply
581,669.10x = 872,523.09 × 160,909.74 - Step 4: Simplify right side
581,669.10x = 140,397,463,555.90 - Step 5: Solve for x
x = 140,397,463,555.90/581,669.10 - Step 6: Final answer
x = 241,369.99
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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.