Finding the Fourth Proportional to 296,567.68, 409,263.68 and 160,601.76
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Solution
The fourth proportional to 296,567.68, 409,263.68 and 160,601.76 is: 221,630.58
Step by Step Solution
- Step 1: Write the proportion equation
296,567.68 : 409,263.68 = 160,601.76 : x - Step 2: Convert to fraction form
296,567.68/409,263.68 = 160,601.76/x - Step 3: Cross multiply
296,567.68x = 409,263.68 × 160,601.76 - Step 4: Simplify right side
296,567.68x = 65,728,467,312.08 - Step 5: Solve for x
x = 65,728,467,312.08/296,567.68 - Step 6: Final answer
x = 221,630.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.