Finding the Fourth Proportional to 626,348.04, 939,434.58 and 266,663.09
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Solution
The fourth proportional to 626,348.04, 939,434.58 and 266,663.09 is: 399,957.38
Step by Step Solution
- Step 1: Write the proportion equation
626,348.04 : 939,434.58 = 266,663.09 : x - Step 2: Convert to fraction form
626,348.04/939,434.58 = 266,663.09/x - Step 3: Cross multiply
626,348.04x = 939,434.58 × 266,663.09 - Step 4: Simplify right side
626,348.04x = 250,512,523,258.48 - Step 5: Solve for x
x = 250,512,523,258.48/626,348.04 - Step 6: Final answer
x = 399,957.38
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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.