Finding the Fourth Proportional to 511,117.95, 767,032.67 and 211,600.08
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Solution
The fourth proportional to 511,117.95, 767,032.67 and 211,600.08 is: 317,547.39
Step by Step Solution
- Step 1: Write the proportion equation
511,117.95 : 767,032.67 = 211,600.08 : x - Step 2: Convert to fraction form
511,117.95/767,032.67 = 211,600.08/x - Step 3: Cross multiply
511,117.95x = 767,032.67 × 211,600.08 - Step 4: Simplify right side
511,117.95x = 162,304,173,276.61 - Step 5: Solve for x
x = 162,304,173,276.61/511,117.95 - Step 6: Final answer
x = 317,547.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.