Finding the Fourth Proportional to 497,150.56, 745,599.84 and 142,166.08
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Solution
The fourth proportional to 497,150.56, 745,599.84 and 142,166.08 is: 213,213.09
Step by Step Solution
- Step 1: Write the proportion equation
497,150.56 : 745,599.84 = 142,166.08 : x - Step 2: Convert to fraction form
497,150.56/745,599.84 = 142,166.08/x - Step 3: Cross multiply
497,150.56x = 745,599.84 × 142,166.08 - Step 4: Simplify right side
497,150.56x = 105,999,006,501.43 - Step 5: Solve for x
x = 105,999,006,501.43/497,150.56 - Step 6: Final answer
x = 213,213.09
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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.