Finding the Fourth Proportional to 368,532.99, 552,810.42 and 102,313.13
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Solution
The fourth proportional to 368,532.99, 552,810.42 and 102,313.13 is: 153,472.72
Step by Step Solution
- Step 1: Write the proportion equation
368,532.99 : 552,810.42 = 102,313.13 : x - Step 2: Convert to fraction form
368,532.99/552,810.42 = 102,313.13/x - Step 3: Cross multiply
368,532.99x = 552,810.42 × 102,313.13 - Step 4: Simplify right side
368,532.99x = 56,559,761,602.76 - Step 5: Solve for x
x = 56,559,761,602.76/368,532.99 - Step 6: Final answer
x = 153,472.72
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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.