Finding the Fourth Proportional to 352,031.55, 527,813.97 and 127,362.75
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Solution
The fourth proportional to 352,031.55, 527,813.97 and 127,362.75 is: 190,959.70
Step by Step Solution
- Step 1: Write the proportion equation
352,031.55 : 527,813.97 = 127,362.75 : x - Step 2: Convert to fraction form
352,031.55/527,813.97 = 127,362.75/x - Step 3: Cross multiply
352,031.55x = 527,813.97 × 127,362.75 - Step 4: Simplify right side
352,031.55x = 67,223,838,707.62 - Step 5: Solve for x
x = 67,223,838,707.62/352,031.55 - Step 6: Final answer
x = 190,959.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.