Finding the Fourth Proportional to 552,780.24, 762,827.79 and 311,062.67
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Solution
The fourth proportional to 552,780.24, 762,827.79 and 311,062.67 is: 429,261.45
Step by Step Solution
- Step 1: Write the proportion equation
552,780.24 : 762,827.79 = 311,062.67 : x - Step 2: Convert to fraction form
552,780.24/762,827.79 = 311,062.67/x - Step 3: Cross multiply
552,780.24x = 762,827.79 × 311,062.67 - Step 4: Simplify right side
552,780.24x = 237,287,249,107.60 - Step 5: Solve for x
x = 237,287,249,107.60/552,780.24 - Step 6: Final answer
x = 429,261.45
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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.