Finding the Fourth Proportional to 475,058.28, 655,573.18 and 260,197.68
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Solution
The fourth proportional to 475,058.28, 655,573.18 and 260,197.68 is: 359,068.83
Step by Step Solution
- Step 1: Write the proportion equation
475,058.28 : 655,573.18 = 260,197.68 : x - Step 2: Convert to fraction form
475,058.28/655,573.18 = 260,197.68/x - Step 3: Cross multiply
475,058.28x = 655,573.18 × 260,197.68 - Step 4: Simplify right side
475,058.28x = 170,578,620,506.22 - Step 5: Solve for x
x = 170,578,620,506.22/475,058.28 - Step 6: Final answer
x = 359,068.83
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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.