Finding the Fourth Proportional to 655,919.16, 983,878.92 and 506,377.74
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Solution
The fourth proportional to 655,919.16, 983,878.92 and 506,377.74 is: 759,566.75
Step by Step Solution
- Step 1: Write the proportion equation
655,919.16 : 983,878.92 = 506,377.74 : x - Step 2: Convert to fraction form
655,919.16/983,878.92 = 506,377.74/x - Step 3: Cross multiply
655,919.16x = 983,878.92 × 506,377.74 - Step 4: Simplify right side
655,919.16x = 498,214,383,943.24 - Step 5: Solve for x
x = 498,214,383,943.24/655,919.16 - Step 6: Final answer
x = 759,566.75
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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.