Finding the Fourth Proportional to 358,132.12, 537,276.36 and 118,256.56
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Solution
The fourth proportional to 358,132.12, 537,276.36 and 118,256.56 is: 177,410.66
Step by Step Solution
- Step 1: Write the proportion equation
358,132.12 : 537,276.36 = 118,256.56 : x - Step 2: Convert to fraction form
358,132.12/537,276.36 = 118,256.56/x - Step 3: Cross multiply
358,132.12x = 537,276.36 × 118,256.56 - Step 4: Simplify right side
358,132.12x = 63,536,454,102.92 - Step 5: Solve for x
x = 63,536,454,102.92/358,132.12 - Step 6: Final answer
x = 177,410.66
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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.