Finding the Fourth Proportional to 474,726.62, 655,130.43 and 259,862.99
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Solution
The fourth proportional to 474,726.62, 655,130.43 and 259,862.99 is: 358,615.13
Step by Step Solution
- Step 1: Write the proportion equation
474,726.62 : 655,130.43 = 259,862.99 : x - Step 2: Convert to fraction form
474,726.62/655,130.43 = 259,862.99/x - Step 3: Cross multiply
474,726.62x = 655,130.43 × 259,862.99 - Step 4: Simplify right side
474,726.62x = 170,244,149,104.13 - Step 5: Solve for x
x = 170,244,149,104.13/474,726.62 - Step 6: Final answer
x = 358,615.13
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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.