Finding the Fourth Proportional to 292,386.52, 403,501.26 and 177,626.12
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Solution
The fourth proportional to 292,386.52, 403,501.26 and 177,626.12 is: 245,128.82
Step by Step Solution
- Step 1: Write the proportion equation
292,386.52 : 403,501.26 = 177,626.12 : x - Step 2: Convert to fraction form
292,386.52/403,501.26 = 177,626.12/x - Step 3: Cross multiply
292,386.52x = 403,501.26 × 177,626.12 - Step 4: Simplify right side
292,386.52x = 71,672,363,228.91 - Step 5: Solve for x
x = 71,672,363,228.91/292,386.52 - Step 6: Final answer
x = 245,128.82
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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.