Finding the Fourth Proportional to 307,291.70, 460,937.55 and 245,083.70
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Solution
The fourth proportional to 307,291.70, 460,937.55 and 245,083.70 is: 367,625.55
Step by Step Solution
- Step 1: Write the proportion equation
307,291.70 : 460,937.55 = 245,083.70 : x - Step 2: Convert to fraction form
307,291.70/460,937.55 = 245,083.70/x - Step 3: Cross multiply
307,291.70x = 460,937.55 × 245,083.70 - Step 4: Simplify right side
307,291.70x = 112,968,280,222.94 - Step 5: Solve for x
x = 112,968,280,222.94/307,291.70 - Step 6: Final answer
x = 367,625.55
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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.