Finding the Fourth Proportional to 832,841.74, 1,249,776.75 and 327,313.85
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Solution
The fourth proportional to 832,841.74, 1,249,776.75 and 327,313.85 is: 491,172.84
Step by Step Solution
- Step 1: Write the proportion equation
832,841.74 : 1,249,776.75 = 327,313.85 : x - Step 2: Convert to fraction form
832,841.74/1,249,776.75 = 327,313.85/x - Step 3: Cross multiply
832,841.74x = 1,249,776.75 × 327,313.85 - Step 4: Simplify right side
832,841.74x = 409,069,239,682.99 - Step 5: Solve for x
x = 409,069,239,682.99/832,841.74 - Step 6: Final answer
x = 491,172.84
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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.