Finding the Fourth Proportional to 426,465.45, 588,510.99 and 235,474.74
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Solution
The fourth proportional to 426,465.45, 588,510.99 and 235,474.74 is: 324,948.88
Step by Step Solution
- Step 1: Write the proportion equation
426,465.45 : 588,510.99 = 235,474.74 : x - Step 2: Convert to fraction form
426,465.45/588,510.99 = 235,474.74/x - Step 3: Cross multiply
426,465.45x = 588,510.99 × 235,474.74 - Step 4: Simplify right side
426,465.45x = 138,579,472,357.39 - Step 5: Solve for x
x = 138,579,472,357.39/426,465.45 - Step 6: Final answer
x = 324,948.88
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1.5x scale
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.