Finding the Fourth Proportional to 306,454.05, 459,681.08 and 96,091.65
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Solution
The fourth proportional to 306,454.05, 459,681.08 and 96,091.65 is: 144,137.48
Step by Step Solution
- Step 1: Write the proportion equation
306,454.05 : 459,681.08 = 96,091.65 : x - Step 2: Convert to fraction form
306,454.05/459,681.08 = 96,091.65/x - Step 3: Cross multiply
306,454.05x = 459,681.08 × 96,091.65 - Step 4: Simplify right side
306,454.05x = 44,171,512,970.52 - Step 5: Solve for x
x = 44,171,512,970.52/306,454.05 - Step 6: Final answer
x = 144,137.48
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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.