Finding the Fourth Proportional to 893,017.68, 1,232,374.32 and 490,609.68
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Solution
The fourth proportional to 893,017.68, 1,232,374.32 and 490,609.68 is: 677,046.81
Step by Step Solution
- Step 1: Write the proportion equation
893,017.68 : 1,232,374.32 = 490,609.68 : x - Step 2: Convert to fraction form
893,017.68/1,232,374.32 = 490,609.68/x - Step 3: Cross multiply
893,017.68x = 1,232,374.32 × 490,609.68 - Step 4: Simplify right side
893,017.68x = 604,614,770,775.42 - Step 5: Solve for x
x = 604,614,770,775.42/893,017.68 - Step 6: Final answer
x = 677,046.81
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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.