Finding the Fourth Proportional to 330,574.68, 456,183.48 and 187,347.96
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Solution
The fourth proportional to 330,574.68, 456,183.48 and 187,347.96 is: 258,534.76
Step by Step Solution
- Step 1: Write the proportion equation
330,574.68 : 456,183.48 = 187,347.96 : x - Step 2: Convert to fraction form
330,574.68/456,183.48 = 187,347.96/x - Step 3: Cross multiply
330,574.68x = 456,183.48 × 187,347.96 - Step 4: Simplify right side
330,574.68x = 85,465,044,363.70 - Step 5: Solve for x
x = 85,465,044,363.70/330,574.68 - Step 6: Final answer
x = 258,534.76
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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.