Finding the Fourth Proportional to 375,292.67, 517,775.36 and 214,031.79
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Solution
The fourth proportional to 375,292.67, 517,775.36 and 214,031.79 is: 295,290.57
Step by Step Solution
- Step 1: Write the proportion equation
375,292.67 : 517,775.36 = 214,031.79 : x - Step 2: Convert to fraction form
375,292.67/517,775.36 = 214,031.79/x - Step 3: Cross multiply
375,292.67x = 517,775.36 × 214,031.79 - Step 4: Simplify right side
375,292.67x = 110,820,386,048.54 - Step 5: Solve for x
x = 110,820,386,048.54/375,292.67 - Step 6: Final answer
x = 295,290.57
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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.