Finding the Fourth Proportional to 676,902.08, 934,130.40 and 375,101.12
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Solution
The fourth proportional to 676,902.08, 934,130.40 and 375,101.12 is: 517,642.61
Step by Step Solution
- Step 1: Write the proportion equation
676,902.08 : 934,130.40 = 375,101.12 : x - Step 2: Convert to fraction form
676,902.08/934,130.40 = 375,101.12/x - Step 3: Cross multiply
676,902.08x = 934,130.40 × 375,101.12 - Step 4: Simplify right side
676,902.08x = 350,393,359,266.05 - Step 5: Solve for x
x = 350,393,359,266.05/676,902.08 - Step 6: Final answer
x = 517,642.61
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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.