Finding the Fourth Proportional to 646,065.24, 968,031.48 and 375,433.68
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Solution
The fourth proportional to 646,065.24, 968,031.48 and 375,433.68 is: 562,530.84
Step by Step Solution
- Step 1: Write the proportion equation
646,065.24 : 968,031.48 = 375,433.68 : x - Step 2: Convert to fraction form
646,065.24/968,031.48 = 375,433.68/x - Step 3: Cross multiply
646,065.24x = 968,031.48 × 375,433.68 - Step 4: Simplify right side
646,065.24x = 363,431,620,892.25 - Step 5: Solve for x
x = 363,431,620,892.25/646,065.24 - Step 6: Final answer
x = 562,530.84
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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.