Finding the Fourth Proportional to 511,753.24, 706,346.10 and 348,679.48
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Solution
The fourth proportional to 511,753.24, 706,346.10 and 348,679.48 is: 481,263.96
Step by Step Solution
- Step 1: Write the proportion equation
511,753.24 : 706,346.10 = 348,679.48 : x - Step 2: Convert to fraction form
511,753.24/706,346.10 = 348,679.48/x - Step 3: Cross multiply
511,753.24x = 706,346.10 × 348,679.48 - Step 4: Simplify right side
511,753.24x = 246,288,390,848.03 - Step 5: Solve for x
x = 246,288,390,848.03/511,753.24 - Step 6: Final answer
x = 481,263.96
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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.