Finding the Fourth Proportional to 474,312.69, 654,367.68 and 302,199.84
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Solution
The fourth proportional to 474,312.69, 654,367.68 and 302,199.84 is: 416,918.65
Step by Step Solution
- Step 1: Write the proportion equation
474,312.69 : 654,367.68 = 302,199.84 : x - Step 2: Convert to fraction form
474,312.69/654,367.68 = 302,199.84/x - Step 3: Cross multiply
474,312.69x = 654,367.68 × 302,199.84 - Step 4: Simplify right side
474,312.69x = 197,749,808,197.17 - Step 5: Solve for x
x = 197,749,808,197.17/474,312.69 - Step 6: Final answer
x = 416,918.65
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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.