Finding the Fourth Proportional to 472,881.20, 652,816.74 and 365,209.52
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Solution
The fourth proportional to 472,881.20, 652,816.74 and 365,209.52 is: 504,175.02
Step by Step Solution
- Step 1: Write the proportion equation
472,881.20 : 652,816.74 = 365,209.52 : x - Step 2: Convert to fraction form
472,881.20/652,816.74 = 365,209.52/x - Step 3: Cross multiply
472,881.20x = 652,816.74 × 365,209.52 - Step 4: Simplify right side
472,881.20x = 238,414,888,263.37 - Step 5: Solve for x
x = 238,414,888,263.37/472,881.20 - Step 6: Final answer
x = 504,175.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.