Finding the Fourth Proportional to 292,395.66, 403,509.42 and 171,539.02
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Solution
The fourth proportional to 292,395.66, 403,509.42 and 171,539.02 is: 236,725.85
Step by Step Solution
- Step 1: Write the proportion equation
292,395.66 : 403,509.42 = 171,539.02 : x - Step 2: Convert to fraction form
292,395.66/403,509.42 = 171,539.02/x - Step 3: Cross multiply
292,395.66x = 403,509.42 × 171,539.02 - Step 4: Simplify right side
292,395.66x = 69,217,610,467.57 - Step 5: Solve for x
x = 69,217,610,467.57/292,395.66 - Step 6: Final answer
x = 236,725.85
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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.