Finding the Fourth Proportional to 417,306.92, 575,830.74 and 247,507.88
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Solution
The fourth proportional to 417,306.92, 575,830.74 and 247,507.88 is: 341,529.55
Step by Step Solution
- Step 1: Write the proportion equation
417,306.92 : 575,830.74 = 247,507.88 : x - Step 2: Convert to fraction form
417,306.92/575,830.74 = 247,507.88/x - Step 3: Cross multiply
417,306.92x = 575,830.74 × 247,507.88 - Step 4: Simplify right side
417,306.92x = 142,522,645,696.23 - Step 5: Solve for x
x = 142,522,645,696.23/417,306.92 - Step 6: Final answer
x = 341,529.55
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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.