Finding the Fourth Proportional to 426,335.34, 588,343.56 and 235,348.95
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Solution
The fourth proportional to 426,335.34, 588,343.56 and 235,348.95 is: 324,781.99
Step by Step Solution
- Step 1: Write the proportion equation
426,335.34 : 588,343.56 = 235,348.95 : x - Step 2: Convert to fraction form
426,335.34/588,343.56 = 235,348.95/x - Step 3: Cross multiply
426,335.34x = 588,343.56 × 235,348.95 - Step 4: Simplify right side
426,335.34x = 138,466,039,085.26 - Step 5: Solve for x
x = 138,466,039,085.26/426,335.34 - Step 6: Final answer
x = 324,781.99
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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.