Finding the Fourth Proportional to 540,342.08, 745,743.36 and 522,597.99
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Solution
The fourth proportional to 540,342.08, 745,743.36 and 522,597.99 is: 721,254.17
Step by Step Solution
- Step 1: Write the proportion equation
540,342.08 : 745,743.36 = 522,597.99 : x - Step 2: Convert to fraction form
540,342.08/745,743.36 = 522,597.99/x - Step 3: Cross multiply
540,342.08x = 745,743.36 × 522,597.99 - Step 4: Simplify right side
540,342.08x = 389,723,980,991.85 - Step 5: Solve for x
x = 389,723,980,991.85/540,342.08 - Step 6: Final answer
x = 721,254.17
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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.