Finding the Fourth Proportional to 346,586.70, 519,102.45 and 338,810.70
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Solution
The fourth proportional to 346,586.70, 519,102.45 and 338,810.70 is: 507,455.90
Step by Step Solution
- Step 1: Write the proportion equation
346,586.70 : 519,102.45 = 338,810.70 : x - Step 2: Convert to fraction form
346,586.70/519,102.45 = 338,810.70/x - Step 3: Cross multiply
346,586.70x = 519,102.45 × 338,810.70 - Step 4: Simplify right side
346,586.70x = 175,877,464,456.22 - Step 5: Solve for x
x = 175,877,464,456.22/346,586.70 - Step 6: Final answer
x = 507,455.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.