Finding the Fourth Proportional to 779,135.79, 1,168,770.33 and 273,652.77
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Solution
The fourth proportional to 779,135.79, 1,168,770.33 and 273,652.77 is: 410,502.56
Step by Step Solution
- Step 1: Write the proportion equation
779,135.79 : 1,168,770.33 = 273,652.77 : x - Step 2: Convert to fraction form
779,135.79/1,168,770.33 = 273,652.77/x - Step 3: Cross multiply
779,135.79x = 1,168,770.33 × 273,652.77 - Step 4: Simplify right side
779,135.79x = 319,837,238,298.31 - Step 5: Solve for x
x = 319,837,238,298.31/779,135.79 - Step 6: Final answer
x = 410,502.56
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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.