Finding the Fourth Proportional to 368,073.23, 507,937.99 and 206,928.99
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Solution
The fourth proportional to 368,073.23, 507,937.99 and 206,928.99 is: 285,560.28
Step by Step Solution
- Step 1: Write the proportion equation
368,073.23 : 507,937.99 = 206,928.99 : x - Step 2: Convert to fraction form
368,073.23/507,937.99 = 206,928.99/x - Step 3: Cross multiply
368,073.23x = 507,937.99 × 206,928.99 - Step 4: Simplify right side
368,073.23x = 105,107,095,253.33 - Step 5: Solve for x
x = 105,107,095,253.33/368,073.23 - Step 6: Final answer
x = 285,560.28
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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.