Finding the Fourth Proportional to 346,324.68, 519,538.95 and 121,645.52
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Solution
The fourth proportional to 346,324.68, 519,538.95 and 121,645.52 is: 182,486.51
Step by Step Solution
- Step 1: Write the proportion equation
346,324.68 : 519,538.95 = 121,645.52 : x - Step 2: Convert to fraction form
346,324.68/519,538.95 = 121,645.52/x - Step 3: Cross multiply
346,324.68x = 519,538.95 × 121,645.52 - Step 4: Simplify right side
346,324.68x = 63,199,583,135.31 - Step 5: Solve for x
x = 63,199,583,135.31/346,324.68 - Step 6: Final answer
x = 182,486.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.