Finding the Fourth Proportional to 423,927.19, 584,434.83 and 338,176.99
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Solution
The fourth proportional to 423,927.19, 584,434.83 and 338,176.99 is: 466,217.82
Step by Step Solution
- Step 1: Write the proportion equation
423,927.19 : 584,434.83 = 338,176.99 : x - Step 2: Convert to fraction form
423,927.19/584,434.83 = 338,176.99/x - Step 3: Cross multiply
423,927.19x = 584,434.83 × 338,176.99 - Step 4: Simplify right side
423,927.19x = 197,642,411,660.56 - Step 5: Solve for x
x = 197,642,411,660.56/423,927.19 - Step 6: Final answer
x = 466,217.82
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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.