Finding the Fourth Proportional to 879,195.14, 1,318,753.08 and 366,649.21
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Solution
The fourth proportional to 879,195.14, 1,318,753.08 and 366,649.21 is: 549,957.29
Step by Step Solution
- Step 1: Write the proportion equation
879,195.14 : 1,318,753.08 = 366,649.21 : x - Step 2: Convert to fraction form
879,195.14/1,318,753.08 = 366,649.21/x - Step 3: Cross multiply
879,195.14x = 1,318,753.08 × 366,649.21 - Step 4: Simplify right side
879,195.14x = 483,519,774,967.07 - Step 5: Solve for x
x = 483,519,774,967.07/879,195.14 - Step 6: Final answer
x = 549,957.29
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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.