Finding the Fourth Proportional to 342,467.14, 513,695.36 and 117,829.53
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Solution
The fourth proportional to 342,467.14, 513,695.36 and 117,829.53 is: 176,742.46
Step by Step Solution
- Step 1: Write the proportion equation
342,467.14 : 513,695.36 = 117,829.53 : x - Step 2: Convert to fraction form
342,467.14/513,695.36 = 117,829.53/x - Step 3: Cross multiply
342,467.14x = 513,695.36 × 117,829.53 - Step 4: Simplify right side
342,467.14x = 60,528,482,831.98 - Step 5: Solve for x
x = 60,528,482,831.98/342,467.14 - Step 6: Final answer
x = 176,742.46
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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.