Finding the Fourth Proportional to 558,226.08, 770,330.52 and 303,577.56
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Solution
The fourth proportional to 558,226.08, 770,330.52 and 303,577.56 is: 418,925.36
Step by Step Solution
- Step 1: Write the proportion equation
558,226.08 : 770,330.52 = 303,577.56 : x - Step 2: Convert to fraction form
558,226.08/770,330.52 = 303,577.56/x - Step 3: Cross multiply
558,226.08x = 770,330.52 × 303,577.56 - Step 4: Simplify right side
558,226.08x = 233,855,059,655.13 - Step 5: Solve for x
x = 233,855,059,655.13/558,226.08 - Step 6: Final answer
x = 418,925.36
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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.