Finding the Fourth Proportional to 507,353.14, 698,554.02 and 430,713.46
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Solution
The fourth proportional to 507,353.14, 698,554.02 and 430,713.46 is: 593,031.94
Step by Step Solution
- Step 1: Write the proportion equation
507,353.14 : 698,554.02 = 430,713.46 : x - Step 2: Convert to fraction form
507,353.14/698,554.02 = 430,713.46/x - Step 3: Cross multiply
507,353.14x = 698,554.02 × 430,713.46 - Step 4: Simplify right side
507,353.14x = 300,876,618,951.11 - Step 5: Solve for x
x = 300,876,618,951.11/507,353.14 - Step 6: Final answer
x = 593,031.94
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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.