Finding the Fourth Proportional to 609,964.68, 841,809.87 and 338,091.42
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Solution
The fourth proportional to 609,964.68, 841,809.87 and 338,091.42 is: 466,598.65
Step by Step Solution
- Step 1: Write the proportion equation
609,964.68 : 841,809.87 = 338,091.42 : x - Step 2: Convert to fraction form
609,964.68/841,809.87 = 338,091.42/x - Step 3: Cross multiply
609,964.68x = 841,809.87 × 338,091.42 - Step 4: Simplify right side
609,964.68x = 284,608,694,318.32 - Step 5: Solve for x
x = 284,608,694,318.32/609,964.68 - Step 6: Final answer
x = 466,598.65
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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.