Finding the Fourth Proportional to 804,823.50, 1,110,655.98 and 442,270.74
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Solution
The fourth proportional to 804,823.50, 1,110,655.98 and 442,270.74 is: 610,333.37
Step by Step Solution
- Step 1: Write the proportion equation
804,823.50 : 1,110,655.98 = 442,270.74 : x - Step 2: Convert to fraction form
804,823.50/1,110,655.98 = 442,270.74/x - Step 3: Cross multiply
804,823.50x = 1,110,655.98 × 442,270.74 - Step 4: Simplify right side
804,823.50x = 491,210,642,160.03 - Step 5: Solve for x
x = 491,210,642,160.03/804,823.50 - Step 6: Final answer
x = 610,333.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.