Finding the Fourth Proportional to 570,626.68, 787,464.28 and 315,977.88
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Solution
The fourth proportional to 570,626.68, 787,464.28 and 315,977.88 is: 436,049.18
Step by Step Solution
- Step 1: Write the proportion equation
570,626.68 : 787,464.28 = 315,977.88 : x - Step 2: Convert to fraction form
570,626.68/787,464.28 = 315,977.88/x - Step 3: Cross multiply
570,626.68x = 787,464.28 × 315,977.88 - Step 4: Simplify right side
570,626.68x = 248,821,293,770.13 - Step 5: Solve for x
x = 248,821,293,770.13/570,626.68 - Step 6: Final answer
x = 436,049.18
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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.