Finding the Fourth Proportional to 474,367.47, 710,410.86 and 271,347.99
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Solution
The fourth proportional to 474,367.47, 710,410.86 and 271,347.99 is: 406,369.68
Step by Step Solution
- Step 1: Write the proportion equation
474,367.47 : 710,410.86 = 271,347.99 : x - Step 2: Convert to fraction form
474,367.47/710,410.86 = 271,347.99/x - Step 3: Cross multiply
474,367.47x = 710,410.86 × 271,347.99 - Step 4: Simplify right side
474,367.47x = 192,768,558,935.17 - Step 5: Solve for x
x = 192,768,558,935.17/474,367.47 - Step 6: Final answer
x = 406,369.68
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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.