Finding the Fourth Proportional to 604,252.80, 906,670.80 and 426,376.80
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Solution
The fourth proportional to 604,252.80, 906,670.80 and 426,376.80 is: 639,770.96
Step by Step Solution
- Step 1: Write the proportion equation
604,252.80 : 906,670.80 = 426,376.80 : x - Step 2: Convert to fraction form
604,252.80/906,670.80 = 426,376.80/x - Step 3: Cross multiply
604,252.80x = 906,670.80 × 426,376.80 - Step 4: Simplify right side
604,252.80x = 386,583,394,357.44 - Step 5: Solve for x
x = 386,583,394,357.44/604,252.80 - Step 6: Final answer
x = 639,770.96
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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.