Finding the Fourth Proportional to 633,154.08, 873,749.44 and 346,668.96
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Solution
The fourth proportional to 633,154.08, 873,749.44 and 346,668.96 is: 478,401.42
Step by Step Solution
- Step 1: Write the proportion equation
633,154.08 : 873,749.44 = 346,668.96 : x - Step 2: Convert to fraction form
633,154.08/873,749.44 = 346,668.96/x - Step 3: Cross multiply
633,154.08x = 873,749.44 × 346,668.96 - Step 4: Simplify right side
633,154.08x = 302,901,809,665.38 - Step 5: Solve for x
x = 302,901,809,665.38/633,154.08 - Step 6: Final answer
x = 478,401.42
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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.