Finding the Fourth Proportional to 508,619.19, 702,477.02 and 334,965.67
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Solution
The fourth proportional to 508,619.19, 702,477.02 and 334,965.67 is: 462,636.27
Step by Step Solution
- Step 1: Write the proportion equation
508,619.19 : 702,477.02 = 334,965.67 : x - Step 2: Convert to fraction form
508,619.19/702,477.02 = 334,965.67/x - Step 3: Cross multiply
508,619.19x = 702,477.02 × 334,965.67 - Step 4: Simplify right side
508,619.19x = 235,305,684,745.13 - Step 5: Solve for x
x = 235,305,684,745.13/508,619.19 - Step 6: Final answer
x = 462,636.27
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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.