Finding the Fourth Proportional to 773,715.13, 1,067,678.83 and 429,530.99
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Solution
The fourth proportional to 773,715.13, 1,067,678.83 and 429,530.99 is: 592,726.09
Step by Step Solution
- Step 1: Write the proportion equation
773,715.13 : 1,067,678.83 = 429,530.99 : x - Step 2: Convert to fraction form
773,715.13/1,067,678.83 = 429,530.99/x - Step 3: Cross multiply
773,715.13x = 1,067,678.83 × 429,530.99 - Step 4: Simplify right side
773,715.13x = 458,601,144,851.94 - Step 5: Solve for x
x = 458,601,144,851.94/773,715.13 - Step 6: Final answer
x = 592,726.09
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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.