Finding the Fourth Proportional to 368,440.06, 508,406.06 and 207,350.50
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Solution
The fourth proportional to 368,440.06, 508,406.06 and 207,350.50 is: 286,120.49
Step by Step Solution
- Step 1: Write the proportion equation
368,440.06 : 508,406.06 = 207,350.50 : x - Step 2: Convert to fraction form
368,440.06/508,406.06 = 207,350.50/x - Step 3: Cross multiply
368,440.06x = 508,406.06 × 207,350.50 - Step 4: Simplify right side
368,440.06x = 105,418,250,744.03 - Step 5: Solve for x
x = 105,418,250,744.03/368,440.06 - Step 6: Final answer
x = 286,120.49
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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.