Finding the Fourth Proportional to 477,013.08, 715,515.98 and 122,026.53
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Solution
The fourth proportional to 477,013.08, 715,515.98 and 122,026.53 is: 183,038.86
Step by Step Solution
- Step 1: Write the proportion equation
477,013.08 : 715,515.98 = 122,026.53 : x - Step 2: Convert to fraction form
477,013.08/715,515.98 = 122,026.53/x - Step 3: Cross multiply
477,013.08x = 715,515.98 × 122,026.53 - Step 4: Simplify right side
477,013.08x = 87,311,931,588.82 - Step 5: Solve for x
x = 87,311,931,588.82/477,013.08 - Step 6: Final answer
x = 183,038.86
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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.