Finding the Fourth Proportional to 306,865.71, 460,324.68 and 93,681.54
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Solution
The fourth proportional to 306,865.71, 460,324.68 and 93,681.54 is: 140,530.28
Step by Step Solution
- Step 1: Write the proportion equation
306,865.71 : 460,324.68 = 93,681.54 : x - Step 2: Convert to fraction form
306,865.71/460,324.68 = 93,681.54/x - Step 3: Cross multiply
306,865.71x = 460,324.68 × 93,681.54 - Step 4: Simplify right side
306,865.71x = 43,123,924,922.41 - Step 5: Solve for x
x = 43,123,924,922.41/306,865.71 - Step 6: Final answer
x = 140,530.28
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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.