Finding the Fourth Proportional to 310,332.24, 465,702.48 and 170,189.28
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Solution
The fourth proportional to 310,332.24, 465,702.48 and 170,189.28 is: 255,395.86
Step by Step Solution
- Step 1: Write the proportion equation
310,332.24 : 465,702.48 = 170,189.28 : x - Step 2: Convert to fraction form
310,332.24/465,702.48 = 170,189.28/x - Step 3: Cross multiply
310,332.24x = 465,702.48 × 170,189.28 - Step 4: Simplify right side
310,332.24x = 79,257,569,765.41 - Step 5: Solve for x
x = 79,257,569,765.41/310,332.24 - Step 6: Final answer
x = 255,395.86
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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.