Finding the Fourth Proportional to 450,702.74, 621,977.14 and 246,750.26
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Solution
The fourth proportional to 450,702.74, 621,977.14 and 246,750.26 is: 340,519.39
Step by Step Solution
- Step 1: Write the proportion equation
450,702.74 : 621,977.14 = 246,750.26 : x - Step 2: Convert to fraction form
450,702.74/621,977.14 = 246,750.26/x - Step 3: Cross multiply
450,702.74x = 621,977.14 × 246,750.26 - Step 4: Simplify right side
450,702.74x = 153,473,021,009.06 - Step 5: Solve for x
x = 153,473,021,009.06/450,702.74 - Step 6: Final answer
x = 340,519.39
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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.