Finding the Fourth Proportional to 758,537.64, 1,046,813.69 and 436,247.95
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Solution
The fourth proportional to 758,537.64, 1,046,813.69 and 436,247.95 is: 602,040.43
Step by Step Solution
- Step 1: Write the proportion equation
758,537.64 : 1,046,813.69 = 436,247.95 : x - Step 2: Convert to fraction form
758,537.64/1,046,813.69 = 436,247.95/x - Step 3: Cross multiply
758,537.64x = 1,046,813.69 × 436,247.95 - Step 4: Simplify right side
758,537.64x = 456,670,326,294.44 - Step 5: Solve for x
x = 456,670,326,294.44/758,537.64 - Step 6: Final answer
x = 602,040.43
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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.