Finding the Fourth Proportional to 549,625.80, 824,438.70 and 194,675.70
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Solution
The fourth proportional to 549,625.80, 824,438.70 and 194,675.70 is: 292,013.55
Step by Step Solution
- Step 1: Write the proportion equation
549,625.80 : 824,438.70 = 194,675.70 : x - Step 2: Convert to fraction form
549,625.80/824,438.70 = 194,675.70/x - Step 3: Cross multiply
549,625.80x = 824,438.70 × 194,675.70 - Step 4: Simplify right side
549,625.80x = 160,498,181,029.59 - Step 5: Solve for x
x = 160,498,181,029.59/549,625.80 - Step 6: Final answer
x = 292,013.55
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1.5x scale
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.