Finding the Fourth Proportional to 706,609.84, 975,134.12 and 384,326.96
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Solution
The fourth proportional to 706,609.84, 975,134.12 and 384,326.96 is: 530,378.03
Step by Step Solution
- Step 1: Write the proportion equation
706,609.84 : 975,134.12 = 384,326.96 : x - Step 2: Convert to fraction form
706,609.84/975,134.12 = 384,326.96/x - Step 3: Cross multiply
706,609.84x = 975,134.12 × 384,326.96 - Step 4: Simplify right side
706,609.84x = 374,770,331,931.88 - Step 5: Solve for x
x = 374,770,331,931.88/706,609.84 - Step 6: Final answer
x = 530,378.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.