Finding the Fourth Proportional to 345,653.68, 518,478.08 and 96,335.68
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Solution
The fourth proportional to 345,653.68, 518,478.08 and 96,335.68 is: 144,502.84
Step by Step Solution
- Step 1: Write the proportion equation
345,653.68 : 518,478.08 = 96,335.68 : x - Step 2: Convert to fraction form
345,653.68/518,478.08 = 96,335.68/x - Step 3: Cross multiply
345,653.68x = 518,478.08 × 96,335.68 - Step 4: Simplify right side
345,653.68x = 49,947,938,401.89 - Step 5: Solve for x
x = 49,947,938,401.89/345,653.68 - Step 6: Final answer
x = 144,502.84
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1.5x scale
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.