Finding the Fourth Proportional to 475,271.70, 655,890.18 and 260,425.44
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Solution
The fourth proportional to 475,271.70, 655,890.18 and 260,425.44 is: 359,395.45
Step by Step Solution
- Step 1: Write the proportion equation
475,271.70 : 655,890.18 = 260,425.44 : x - Step 2: Convert to fraction form
475,271.70/655,890.18 = 260,425.44/x - Step 3: Cross multiply
475,271.70x = 655,890.18 × 260,425.44 - Step 4: Simplify right side
475,271.70x = 170,810,488,718.18 - Step 5: Solve for x
x = 170,810,488,718.18/475,271.70 - Step 6: Final answer
x = 359,395.45
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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.