Finding the Fourth Proportional to 464,050.08, 640,161.36 and 302,830.56
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Solution
The fourth proportional to 464,050.08, 640,161.36 and 302,830.56 is: 417,757.55
Step by Step Solution
- Step 1: Write the proportion equation
464,050.08 : 640,161.36 = 302,830.56 : x - Step 2: Convert to fraction form
464,050.08/640,161.36 = 302,830.56/x - Step 3: Cross multiply
464,050.08x = 640,161.36 × 302,830.56 - Step 4: Simplify right side
464,050.08x = 193,860,423,139.16 - Step 5: Solve for x
x = 193,860,423,139.16/464,050.08 - Step 6: Final answer
x = 417,757.55
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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.