Finding the Fourth Proportional to 680,633.34, 1,020,319.08 and 301,351.98
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Solution
The fourth proportional to 680,633.34, 1,020,319.08 and 301,351.98 is: 451,748.62
Step by Step Solution
- Step 1: Write the proportion equation
680,633.34 : 1,020,319.08 = 301,351.98 : x - Step 2: Convert to fraction form
680,633.34/1,020,319.08 = 301,351.98/x - Step 3: Cross multiply
680,633.34x = 1,020,319.08 × 301,351.98 - Step 4: Simplify right side
680,633.34x = 307,475,174,989.78 - Step 5: Solve for x
x = 307,475,174,989.78/680,633.34 - Step 6: Final answer
x = 451,748.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.