Finding the Fourth Proportional to 669,906.24, 924,470.40 and 368,119.68
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Solution
The fourth proportional to 669,906.24, 924,470.40 and 368,119.68 is: 508,005.04
Step by Step Solution
- Step 1: Write the proportion equation
669,906.24 : 924,470.40 = 368,119.68 : x - Step 2: Convert to fraction form
669,906.24/924,470.40 = 368,119.68/x - Step 3: Cross multiply
669,906.24x = 924,470.40 × 368,119.68 - Step 4: Simplify right side
669,906.24x = 340,315,747,817.47 - Step 5: Solve for x
x = 340,315,747,817.47/669,906.24 - Step 6: Final answer
x = 508,005.04
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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.