Finding the Fourth Proportional to 495,503.74, 743,366.15 and 158,564.63
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Solution
The fourth proportional to 495,503.74, 743,366.15 and 158,564.63 is: 237,882.32
Step by Step Solution
- Step 1: Write the proportion equation
495,503.74 : 743,366.15 = 158,564.63 : x - Step 2: Convert to fraction form
495,503.74/743,366.15 = 158,564.63/x - Step 3: Cross multiply
495,503.74x = 743,366.15 × 158,564.63 - Step 4: Simplify right side
495,503.74x = 117,871,580,387.69 - Step 5: Solve for x
x = 117,871,580,387.69/495,503.74 - Step 6: Final answer
x = 237,882.32
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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.