Finding the Fourth Proportional to 495,515.99, 743,263.88 and 158,556.59
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Solution
The fourth proportional to 495,515.99, 743,263.88 and 158,556.59 is: 237,831.64
Step by Step Solution
- Step 1: Write the proportion equation
495,515.99 : 743,263.88 = 158,556.59 : x - Step 2: Convert to fraction form
495,515.99/743,263.88 = 158,556.59/x - Step 3: Cross multiply
495,515.99x = 743,263.88 × 158,556.59 - Step 4: Simplify right side
495,515.99x = 117,849,381,773.87 - Step 5: Solve for x
x = 117,849,381,773.87/495,515.99 - Step 6: Final answer
x = 237,831.64
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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.