Finding the Fourth Proportional to 806,368.68, 1,112,779.86 and 564,562.98
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Solution
The fourth proportional to 806,368.68, 1,112,779.86 and 564,562.98 is: 779,090.67
Step by Step Solution
- Step 1: Write the proportion equation
806,368.68 : 1,112,779.86 = 564,562.98 : x - Step 2: Convert to fraction form
806,368.68/1,112,779.86 = 564,562.98/x - Step 3: Cross multiply
806,368.68x = 1,112,779.86 × 564,562.98 - Step 4: Simplify right side
806,368.68x = 628,234,313,845.58 - Step 5: Solve for x
x = 628,234,313,845.58/806,368.68 - Step 6: Final answer
x = 779,090.67
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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.