Finding the Fourth Proportional to 590,346.34, 885,631.77 and 408,742.99
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Solution
The fourth proportional to 590,346.34, 885,631.77 and 408,742.99 is: 613,192.21
Step by Step Solution
- Step 1: Write the proportion equation
590,346.34 : 885,631.77 = 408,742.99 : x - Step 2: Convert to fraction form
590,346.34/885,631.77 = 408,742.99/x - Step 3: Cross multiply
590,346.34x = 885,631.77 × 408,742.99 - Step 4: Simplify right side
590,346.34x = 361,995,775,494.71 - Step 5: Solve for x
x = 361,995,775,494.71/590,346.34 - Step 6: Final answer
x = 613,192.21
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.