Finding the Fourth Proportional to 344,839.74, 475,807.53 and 201,572.07
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Solution
The fourth proportional to 344,839.74, 475,807.53 and 201,572.07 is: 278,127.77
Step by Step Solution
- Step 1: Write the proportion equation
344,839.74 : 475,807.53 = 201,572.07 : x - Step 2: Convert to fraction form
344,839.74/475,807.53 = 201,572.07/x - Step 3: Cross multiply
344,839.74x = 475,807.53 × 201,572.07 - Step 4: Simplify right side
344,839.74x = 95,909,508,743.69 - Step 5: Solve for x
x = 95,909,508,743.69/344,839.74 - Step 6: Final answer
x = 278,127.77
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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.