Finding the Fourth Proportional to 296,775.34, 409,541.07 and 169,426.06
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Solution
The fourth proportional to 296,775.34, 409,541.07 and 169,426.06 is: 233,802.88
Step by Step Solution
- Step 1: Write the proportion equation
296,775.34 : 409,541.07 = 169,426.06 : x - Step 2: Convert to fraction form
296,775.34/409,541.07 = 169,426.06/x - Step 3: Cross multiply
296,775.34x = 409,541.07 × 169,426.06 - Step 4: Simplify right side
296,775.34x = 69,386,929,898.28 - Step 5: Solve for x
x = 69,386,929,898.28/296,775.34 - Step 6: Final answer
x = 233,802.88
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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.