Finding the Fourth Proportional to 344,026.80, 474,756.96 and 193,123.68
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Solution
The fourth proportional to 344,026.80, 474,756.96 and 193,123.68 is: 266,510.66
Step by Step Solution
- Step 1: Write the proportion equation
344,026.80 : 474,756.96 = 193,123.68 : x - Step 2: Convert to fraction form
344,026.80/474,756.96 = 193,123.68/x - Step 3: Cross multiply
344,026.80x = 474,756.96 × 193,123.68 - Step 4: Simplify right side
344,026.80x = 91,686,811,220.81 - Step 5: Solve for x
x = 91,686,811,220.81/344,026.80 - Step 6: Final answer
x = 266,510.66
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1.5x scale
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.