Finding the Fourth Proportional to 634,514.05, 875,671.04 and 348,034.14
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Solution
The fourth proportional to 634,514.05, 875,671.04 and 348,034.14 is: 480,309.96
Step by Step Solution
- Step 1: Write the proportion equation
634,514.05 : 875,671.04 = 348,034.14 : x - Step 2: Convert to fraction form
634,514.05/875,671.04 = 348,034.14/x - Step 3: Cross multiply
634,514.05x = 875,671.04 × 348,034.14 - Step 4: Simplify right side
634,514.05x = 304,763,417,402.11 - Step 5: Solve for x
x = 304,763,417,402.11/634,514.05 - Step 6: Final answer
x = 480,309.96
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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.