Finding the Fourth Proportional to 511.36, 767.08 and 340
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Solution
The fourth proportional to 511.36, 767.08 and 340 is: 510.03
Step by Step Solution
- Step 1: Write the proportion equation
511.36 : 767.08 = 340 : x - Step 2: Convert to fraction form
511.36/767.08 = 340/x - Step 3: Cross multiply
511.36x = 767.08 × 340 - Step 4: Simplify right side
511.36x = 260,807.20 - Step 5: Solve for x
x = 260,807.20/511.36 - Step 6: Final answer
x = 510.03
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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.