Finding the Fourth Proportional to 383,575.08, 575,341.91 and 117,335.62
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Solution
The fourth proportional to 383,575.08, 575,341.91 and 117,335.62 is: 175,997.09
Step by Step Solution
- Step 1: Write the proportion equation
383,575.08 : 575,341.91 = 117,335.62 : x - Step 2: Convert to fraction form
383,575.08/575,341.91 = 117,335.62/x - Step 3: Cross multiply
383,575.08x = 575,341.91 × 117,335.62 - Step 4: Simplify right side
383,575.08x = 67,508,099,721.83 - Step 5: Solve for x
x = 67,508,099,721.83/383,575.08 - Step 6: Final answer
x = 175,997.09
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1.5x scale
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.