Finding the Fourth Proportional to 879,565.08, 1,319,741.28 and 505,588.08
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Solution
The fourth proportional to 879,565.08, 1,319,741.28 and 505,588.08 is: 758,608.40
Step by Step Solution
- Step 1: Write the proportion equation
879,565.08 : 1,319,741.28 = 505,588.08 : x - Step 2: Convert to fraction form
879,565.08/1,319,741.28 = 505,588.08/x - Step 3: Cross multiply
879,565.08x = 1,319,741.28 × 505,588.08 - Step 4: Simplify right side
879,565.08x = 667,245,459,851.94 - Step 5: Solve for x
x = 667,245,459,851.94/879,565.08 - Step 6: Final answer
x = 758,608.40
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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.