Finding the Fourth Proportional to 832,268.48, 1,248,107.20 and 299,646.48
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Solution
The fourth proportional to 832,268.48, 1,248,107.20 and 299,646.48 is: 449,363.32
Step by Step Solution
- Step 1: Write the proportion equation
832,268.48 : 1,248,107.20 = 299,646.48 : x - Step 2: Convert to fraction form
832,268.48/1,248,107.20 = 299,646.48/x - Step 3: Cross multiply
832,268.48x = 1,248,107.20 × 299,646.48 - Step 4: Simplify right side
832,268.48x = 373,990,929,142.66 - Step 5: Solve for x
x = 373,990,929,142.66/832,268.48 - Step 6: Final answer
x = 449,363.32
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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.