Finding the Fourth Proportional to 557,927.08, 769,975.14 and 312,934.84
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Solution
The fourth proportional to 557,927.08, 769,975.14 and 312,934.84 is: 431,870.14
Step by Step Solution
- Step 1: Write the proportion equation
557,927.08 : 769,975.14 = 312,934.84 : x - Step 2: Convert to fraction form
557,927.08/769,975.14 = 312,934.84/x - Step 3: Cross multiply
557,927.08x = 769,975.14 × 312,934.84 - Step 4: Simplify right side
557,927.08x = 240,952,047,239.88 - Step 5: Solve for x
x = 240,952,047,239.88/557,927.08 - Step 6: Final answer
x = 431,870.14
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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.