Finding the Fourth Proportional to 292,972.36, 439,313.22 and 93,266.80
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Solution
The fourth proportional to 292,972.36, 439,313.22 and 93,266.80 is: 139,853.94
Step by Step Solution
- Step 1: Write the proportion equation
292,972.36 : 439,313.22 = 93,266.80 : x - Step 2: Convert to fraction form
292,972.36/439,313.22 = 93,266.80/x - Step 3: Cross multiply
292,972.36x = 439,313.22 × 93,266.80 - Step 4: Simplify right side
292,972.36x = 40,973,338,227.10 - Step 5: Solve for x
x = 40,973,338,227.10/292,972.36 - Step 6: Final answer
x = 139,853.94
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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.