Finding the Fourth Proportional to 867,445.26, 1,301,612.70 and 418,548.96
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Solution
The fourth proportional to 867,445.26, 1,301,612.70 and 418,548.96 is: 628,038.06
Step by Step Solution
- Step 1: Write the proportion equation
867,445.26 : 1,301,612.70 = 418,548.96 : x - Step 2: Convert to fraction form
867,445.26/1,301,612.70 = 418,548.96/x - Step 3: Cross multiply
867,445.26x = 1,301,612.70 × 418,548.96 - Step 4: Simplify right side
867,445.26x = 544,788,641,907.79 - Step 5: Solve for x
x = 544,788,641,907.79/867,445.26 - Step 6: Final answer
x = 628,038.06
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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.