Finding the Fourth Proportional to 634,552.23, 875,676.68 and 348,067.11
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Solution
The fourth proportional to 634,552.23, 875,676.68 and 348,067.11 is: 480,329.65
Step by Step Solution
- Step 1: Write the proportion equation
634,552.23 : 875,676.68 = 348,067.11 : x - Step 2: Convert to fraction form
634,552.23/875,676.68 = 348,067.11/x - Step 3: Cross multiply
634,552.23x = 875,676.68 × 348,067.11 - Step 4: Simplify right side
634,552.23x = 304,794,249,561.66 - Step 5: Solve for x
x = 304,794,249,561.66/634,552.23 - Step 6: Final answer
x = 480,329.65
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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.