Finding the Fourth Proportional to 409,285.96, 614,347.89 and 337,981.42
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Solution
The fourth proportional to 409,285.96, 614,347.89 and 337,981.42 is: 507,318.09
Step by Step Solution
- Step 1: Write the proportion equation
409,285.96 : 614,347.89 = 337,981.42 : x - Step 2: Convert to fraction form
409,285.96/614,347.89 = 337,981.42/x - Step 3: Cross multiply
409,285.96x = 614,347.89 × 337,981.42 - Step 4: Simplify right side
409,285.96x = 207,638,170,700.33 - Step 5: Solve for x
x = 207,638,170,700.33/409,285.96 - Step 6: Final answer
x = 507,318.09
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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.