Finding the Fourth Proportional to 432,193.63, 596,505.28 and 257,775.02
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Solution
The fourth proportional to 432,193.63, 596,505.28 and 257,775.02 is: 355,776.09
Step by Step Solution
- Step 1: Write the proportion equation
432,193.63 : 596,505.28 = 257,775.02 : x - Step 2: Convert to fraction form
432,193.63/596,505.28 = 257,775.02/x - Step 3: Cross multiply
432,193.63x = 596,505.28 × 257,775.02 - Step 4: Simplify right side
432,193.63x = 153,764,157,353.94 - Step 5: Solve for x
x = 153,764,157,353.94/432,193.63 - Step 6: Final answer
x = 355,776.09
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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.