Finding the Fourth Proportional to 955,066.08, 1,318,178.35 and 547,440.87
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Solution
The fourth proportional to 955,066.08, 1,318,178.35 and 547,440.87 is: 755,575.68
Step by Step Solution
- Step 1: Write the proportion equation
955,066.08 : 1,318,178.35 = 547,440.87 : x - Step 2: Convert to fraction form
955,066.08/1,318,178.35 = 547,440.87/x - Step 3: Cross multiply
955,066.08x = 1,318,178.35 × 547,440.87 - Step 4: Simplify right side
955,066.08x = 721,624,702,739.17 - Step 5: Solve for x
x = 721,624,702,739.17/955,066.08 - Step 6: Final answer
x = 755,575.68
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1.5x scale
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.