Finding the Fourth Proportional to 908,826.74, 1,254,107.15 and 526,878.12
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Solution
The fourth proportional to 908,826.74, 1,254,107.15 and 526,878.12 is: 727,049.05
Step by Step Solution
- Step 1: Write the proportion equation
908,826.74 : 1,254,107.15 = 526,878.12 : x - Step 2: Convert to fraction form
908,826.74/1,254,107.15 = 526,878.12/x - Step 3: Cross multiply
908,826.74x = 1,254,107.15 × 526,878.12 - Step 4: Simplify right side
908,826.74x = 660,761,617,470.56 - Step 5: Solve for x
x = 660,761,617,470.56/908,826.74 - Step 6: Final answer
x = 727,049.05
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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.