Finding the Fourth Proportional to 552,567.64, 762,535.74 and 310,850.14
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Solution
The fourth proportional to 552,567.64, 762,535.74 and 310,850.14 is: 428,968.92
Step by Step Solution
- Step 1: Write the proportion equation
552,567.64 : 762,535.74 = 310,850.14 : x - Step 2: Convert to fraction form
552,567.64/762,535.74 = 310,850.14/x - Step 3: Cross multiply
552,567.64x = 762,535.74 × 310,850.14 - Step 4: Simplify right side
552,567.64x = 237,034,341,534.00 - Step 5: Solve for x
x = 237,034,341,534.00/552,567.64 - Step 6: Final answer
x = 428,968.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.