Finding the Fourth Proportional to 423,733.28, 584,762.09 and 230,148.14
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Solution
The fourth proportional to 423,733.28, 584,762.09 and 230,148.14 is: 317,609.95
Step by Step Solution
- Step 1: Write the proportion equation
423,733.28 : 584,762.09 = 230,148.14 : x - Step 2: Convert to fraction form
423,733.28/584,762.09 = 230,148.14/x - Step 3: Cross multiply
423,733.28x = 584,762.09 × 230,148.14 - Step 4: Simplify right side
423,733.28x = 134,581,903,281.46 - Step 5: Solve for x
x = 134,581,903,281.46/423,733.28 - Step 6: Final answer
x = 317,609.95
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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.