Finding the Fourth Proportional to 315,417.84, 473,133.41 and 113,027.14
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Solution
The fourth proportional to 315,417.84, 473,133.41 and 113,027.14 is: 169,543.09
Step by Step Solution
- Step 1: Write the proportion equation
315,417.84 : 473,133.41 = 113,027.14 : x - Step 2: Convert to fraction form
315,417.84/473,133.41 = 113,027.14/x - Step 3: Cross multiply
315,417.84x = 473,133.41 × 113,027.14 - Step 4: Simplify right side
315,417.84x = 53,476,916,170.75 - Step 5: Solve for x
x = 53,476,916,170.75/315,417.84 - Step 6: Final answer
x = 169,543.09
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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.