Finding the Fourth Proportional to 426,407.59, 588,177.25 and 254,205.95
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Solution
The fourth proportional to 426,407.59, 588,177.25 and 254,205.95 is: 350,646.09
Step by Step Solution
- Step 1: Write the proportion equation
426,407.59 : 588,177.25 = 254,205.95 : x - Step 2: Convert to fraction form
426,407.59/588,177.25 = 254,205.95/x - Step 3: Cross multiply
426,407.59x = 588,177.25 × 254,205.95 - Step 4: Simplify right side
426,407.59x = 149,518,153,028.24 - Step 5: Solve for x
x = 149,518,153,028.24/426,407.59 - Step 6: Final answer
x = 350,646.09
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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.