Finding the Fourth Proportional to 761,292.95, 1,141,858.92 and 401,319.59
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Solution
The fourth proportional to 761,292.95, 1,141,858.92 and 401,319.59 is: 601,936.95
Step by Step Solution
- Step 1: Write the proportion equation
761,292.95 : 1,141,858.92 = 401,319.59 : x - Step 2: Convert to fraction form
761,292.95/1,141,858.92 = 401,319.59/x - Step 3: Cross multiply
761,292.95x = 1,141,858.92 × 401,319.59 - Step 4: Simplify right side
761,292.95x = 458,250,353,612.24 - Step 5: Solve for x
x = 458,250,353,612.24/761,292.95 - Step 6: Final answer
x = 601,936.95
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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.