Finding the Fourth Proportional to 740,270.08, 1,110,404.98 and 403,593.85
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Solution
The fourth proportional to 740,270.08, 1,110,404.98 and 403,593.85 is: 605,390.70
Step by Step Solution
- Step 1: Write the proportion equation
740,270.08 : 1,110,404.98 = 403,593.85 : x - Step 2: Convert to fraction form
740,270.08/1,110,404.98 = 403,593.85/x - Step 3: Cross multiply
740,270.08x = 1,110,404.98 × 403,593.85 - Step 4: Simplify right side
740,270.08x = 448,152,620,937.37 - Step 5: Solve for x
x = 448,152,620,937.37/740,270.08 - Step 6: Final answer
x = 605,390.70
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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.