Finding the Fourth Proportional to 371,370.08, 512,503.00 and 210,221.80
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Solution
The fourth proportional to 371,370.08, 512,503.00 and 210,221.80 is: 290,113.03
Step by Step Solution
- Step 1: Write the proportion equation
371,370.08 : 512,503.00 = 210,221.80 : x - Step 2: Convert to fraction form
371,370.08/512,503.00 = 210,221.80/x - Step 3: Cross multiply
371,370.08x = 512,503.00 × 210,221.80 - Step 4: Simplify right side
371,370.08x = 107,739,301,358.59 - Step 5: Solve for x
x = 107,739,301,358.59/371,370.08 - Step 6: Final answer
x = 290,113.03
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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.