Finding the Fourth Proportional to 464,175.26, 640,771.68 and 292,345.75
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Solution
The fourth proportional to 464,175.26, 640,771.68 and 292,345.75 is: 403,569.28
Step by Step Solution
- Step 1: Write the proportion equation
464,175.26 : 640,771.68 = 292,345.75 : x - Step 2: Convert to fraction form
464,175.26/640,771.68 = 292,345.75/x - Step 3: Cross multiply
464,175.26x = 640,771.68 × 292,345.75 - Step 4: Simplify right side
464,175.26x = 187,326,877,368.36 - Step 5: Solve for x
x = 187,326,877,368.36/464,175.26 - Step 6: Final answer
x = 403,569.28
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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.