Finding the Fourth Proportional to 358,124.24, 537,109.56 and 147,707.60
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Solution
The fourth proportional to 358,124.24, 537,109.56 and 147,707.60 is: 221,529.72
Step by Step Solution
- Step 1: Write the proportion equation
358,124.24 : 537,109.56 = 147,707.60 : x - Step 2: Convert to fraction form
358,124.24/537,109.56 = 147,707.60/x - Step 3: Cross multiply
358,124.24x = 537,109.56 × 147,707.60 - Step 4: Simplify right side
358,124.24x = 79,335,164,044.66 - Step 5: Solve for x
x = 79,335,164,044.66/358,124.24 - Step 6: Final answer
x = 221,529.72
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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.