Finding the Fourth Proportional to 523,058.88, 721,800 and 296,699.52
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Solution
The fourth proportional to 523,058.88, 721,800 and 296,699.52 is: 409,433.28
Step by Step Solution
- Step 1: Write the proportion equation
523,058.88 : 721,800 = 296,699.52 : x - Step 2: Convert to fraction form
523,058.88/721,800 = 296,699.52/x - Step 3: Cross multiply
523,058.88x = 721,800 × 296,699.52 - Step 4: Simplify right side
523,058.88x = 214,157,713,536 - Step 5: Solve for x
x = 214,157,713,536/523,058.88 - Step 6: Final answer
x = 409,433.28
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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.