Finding the Fourth Proportional to 604,344.60, 906,418.34 and 177,780.63
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Solution
The fourth proportional to 604,344.60, 906,418.34 and 177,780.63 is: 266,641.95
Step by Step Solution
- Step 1: Write the proportion equation
604,344.60 : 906,418.34 = 177,780.63 : x - Step 2: Convert to fraction form
604,344.60/906,418.34 = 177,780.63/x - Step 3: Cross multiply
604,344.60x = 906,418.34 × 177,780.63 - Step 4: Simplify right side
604,344.60x = 161,143,622,639.85 - Step 5: Solve for x
x = 161,143,622,639.85/604,344.60 - Step 6: Final answer
x = 266,641.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.