Finding the Fourth Proportional to 465,498.01, 642,387.68 and 264,294.01
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Solution
The fourth proportional to 465,498.01, 642,387.68 and 264,294.01 is: 364,725.98
Step by Step Solution
- Step 1: Write the proportion equation
465,498.01 : 642,387.68 = 264,294.01 : x - Step 2: Convert to fraction form
465,498.01/642,387.68 = 264,294.01/x - Step 3: Cross multiply
465,498.01x = 642,387.68 × 264,294.01 - Step 4: Simplify right side
465,498.01x = 169,779,215,921.80 - Step 5: Solve for x
x = 169,779,215,921.80/465,498.01 - Step 6: Final answer
x = 364,725.98
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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.