Finding the Fourth Proportional to 358,848.22, 495,208.14 and 197,699.50
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Solution
The fourth proportional to 358,848.22, 495,208.14 and 197,699.50 is: 272,823.99
Step by Step Solution
- Step 1: Write the proportion equation
358,848.22 : 495,208.14 = 197,699.50 : x - Step 2: Convert to fraction form
358,848.22/495,208.14 = 197,699.50/x - Step 3: Cross multiply
358,848.22x = 495,208.14 × 197,699.50 - Step 4: Simplify right side
358,848.22x = 97,902,401,673.93 - Step 5: Solve for x
x = 97,902,401,673.93/358,848.22 - Step 6: Final answer
x = 272,823.99
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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.