Finding the Fourth Proportional to 563,116.74, 844,668.06 and 136,656.09
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Solution
The fourth proportional to 563,116.74, 844,668.06 and 136,656.09 is: 204,982.42
Step by Step Solution
- Step 1: Write the proportion equation
563,116.74 : 844,668.06 = 136,656.09 : x - Step 2: Convert to fraction form
563,116.74/844,668.06 = 136,656.09/x - Step 3: Cross multiply
563,116.74x = 844,668.06 × 136,656.09 - Step 4: Simplify right side
563,116.74x = 115,429,034,427.49 - Step 5: Solve for x
x = 115,429,034,427.49/563,116.74 - Step 6: Final answer
x = 204,982.42
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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.