Finding the Fourth Proportional to 751,569.12, 1,037,207.88 and 445,826.52
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Solution
The fourth proportional to 751,569.12, 1,037,207.88 and 445,826.52 is: 615,265.81
Step by Step Solution
- Step 1: Write the proportion equation
751,569.12 : 1,037,207.88 = 445,826.52 : x - Step 2: Convert to fraction form
751,569.12/1,037,207.88 = 445,826.52/x - Step 3: Cross multiply
751,569.12x = 1,037,207.88 × 445,826.52 - Step 4: Simplify right side
751,569.12x = 462,414,779,656.98 - Step 5: Solve for x
x = 462,414,779,656.98/751,569.12 - Step 6: Final answer
x = 615,265.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.