Finding the Fourth Proportional to 785,239.62, 1,177,983.36 and 335,963.40
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Solution
The fourth proportional to 785,239.62, 1,177,983.36 and 335,963.40 is: 503,998.12
Step by Step Solution
- Step 1: Write the proportion equation
785,239.62 : 1,177,983.36 = 335,963.40 : x - Step 2: Convert to fraction form
785,239.62/1,177,983.36 = 335,963.40/x - Step 3: Cross multiply
785,239.62x = 1,177,983.36 × 335,963.40 - Step 4: Simplify right side
785,239.62x = 395,759,294,769.02 - Step 5: Solve for x
x = 395,759,294,769.02/785,239.62 - Step 6: Final answer
x = 503,998.12
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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.