Finding the Fourth Proportional to 306,862.40, 460,319.58 and 93,678.08
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Solution
The fourth proportional to 306,862.40, 460,319.58 and 93,678.08 is: 140,525.05
Step by Step Solution
- Step 1: Write the proportion equation
306,862.40 : 460,319.58 = 93,678.08 : x - Step 2: Convert to fraction form
306,862.40/460,319.58 = 93,678.08/x - Step 3: Cross multiply
306,862.40x = 460,319.58 × 93,678.08 - Step 4: Simplify right side
306,862.40x = 43,121,854,440.81 - Step 5: Solve for x
x = 43,121,854,440.81/306,862.40 - Step 6: Final answer
x = 140,525.05
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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.