Finding the Fourth Proportional to 509,301.49, 702,794.93 and 294,455.41
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Solution
The fourth proportional to 509,301.49, 702,794.93 and 294,455.41 is: 406,324.69
Step by Step Solution
- Step 1: Write the proportion equation
509,301.49 : 702,794.93 = 294,455.41 : x - Step 2: Convert to fraction form
509,301.49/702,794.93 = 294,455.41/x - Step 3: Cross multiply
509,301.49x = 702,794.93 × 294,455.41 - Step 4: Simplify right side
509,301.49x = 206,941,769,259.07 - Step 5: Solve for x
x = 206,941,769,259.07/509,301.49 - Step 6: Final answer
x = 406,324.69
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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.