Finding the Fourth Proportional to 930,903.98, 1,396,356.02 and 299,817.79
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Solution
The fourth proportional to 930,903.98, 1,396,356.02 and 299,817.79 is: 449,726.70
Step by Step Solution
- Step 1: Write the proportion equation
930,903.98 : 1,396,356.02 = 299,817.79 : x - Step 2: Convert to fraction form
930,903.98/1,396,356.02 = 299,817.79/x - Step 3: Cross multiply
930,903.98x = 1,396,356.02 × 299,817.79 - Step 4: Simplify right side
930,903.98x = 418,652,372,103.93 - Step 5: Solve for x
x = 418,652,372,103.93/930,903.98 - Step 6: Final answer
x = 449,726.70
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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.