Finding the Fourth Proportional to 531,829.76, 733,926.08 and 290,112.64
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Solution
The fourth proportional to 531,829.76, 733,926.08 and 290,112.64 is: 400,355.99
Step by Step Solution
- Step 1: Write the proportion equation
531,829.76 : 733,926.08 = 290,112.64 : x - Step 2: Convert to fraction form
531,829.76/733,926.08 = 290,112.64/x - Step 3: Cross multiply
531,829.76x = 733,926.08 × 290,112.64 - Step 4: Simplify right side
531,829.76x = 212,921,232,633.65 - Step 5: Solve for x
x = 212,921,232,633.65/531,829.76 - Step 6: Final answer
x = 400,355.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.