Finding the Fourth Proportional to 867,437.32, 1,301,600.67 and 418,540.99
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Solution
The fourth proportional to 867,437.32, 1,301,600.67 and 418,540.99 is: 628,026.05
Step by Step Solution
- Step 1: Write the proportion equation
867,437.32 : 1,301,600.67 = 418,540.99 : x - Step 2: Convert to fraction form
867,437.32/1,301,600.67 = 418,540.99/x - Step 3: Cross multiply
867,437.32x = 1,301,600.67 × 418,540.99 - Step 4: Simplify right side
867,437.32x = 544,773,233,006.46 - Step 5: Solve for x
x = 544,773,233,006.46/867,437.32 - Step 6: Final answer
x = 628,026.05
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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.