Finding the Fourth Proportional to 1,149,393.96, 1,724,484.80 and 439,624.98
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Solution
The fourth proportional to 1,149,393.96, 1,724,484.80 and 439,624.98 is: 659,588.12
Step by Step Solution
- Step 1: Write the proportion equation
1,149,393.96 : 1,724,484.80 = 439,624.98 : x - Step 2: Convert to fraction form
1,149,393.96/1,724,484.80 = 439,624.98/x - Step 3: Cross multiply
1,149,393.96x = 1,724,484.80 × 439,624.98 - Step 4: Simplify right side
1,149,393.96x = 758,126,596,809.37 - Step 5: Solve for x
x = 758,126,596,809.37/1,149,393.96 - Step 6: Final answer
x = 659,588.12
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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.