Finding the Fourth Proportional to 292,364.26, 403,462.90 and 158,228.26
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Solution
The fourth proportional to 292,364.26, 403,462.90 and 158,228.26 is: 218,355.12
Step by Step Solution
- Step 1: Write the proportion equation
292,364.26 : 403,462.90 = 158,228.26 : x - Step 2: Convert to fraction form
292,364.26/403,462.90 = 158,228.26/x - Step 3: Cross multiply
292,364.26x = 403,462.90 × 158,228.26 - Step 4: Simplify right side
292,364.26x = 63,839,232,641.55 - Step 5: Solve for x
x = 63,839,232,641.55/292,364.26 - Step 6: Final answer
x = 218,355.12
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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.