Finding the Fourth Proportional to 804,430.28, 1,110,116.02 and 446,734.28
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Solution
The fourth proportional to 804,430.28, 1,110,116.02 and 446,734.28 is: 616,494.55
Step by Step Solution
- Step 1: Write the proportion equation
804,430.28 : 1,110,116.02 = 446,734.28 : x - Step 2: Convert to fraction form
804,430.28/1,110,116.02 = 446,734.28/x - Step 3: Cross multiply
804,430.28x = 1,110,116.02 × 446,734.28 - Step 4: Simplify right side
804,430.28x = 495,926,880,911.17 - Step 5: Solve for x
x = 495,926,880,911.17/804,430.28 - Step 6: Final answer
x = 616,494.55
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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.