Finding the Fourth Proportional to 533,097.32, 735,198.12 and 442,309.55
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Solution
The fourth proportional to 533,097.32, 735,198.12 and 442,309.55 is: 609,992.09
Step by Step Solution
- Step 1: Write the proportion equation
533,097.32 : 735,198.12 = 442,309.55 : x - Step 2: Convert to fraction form
533,097.32/735,198.12 = 442,309.55/x - Step 3: Cross multiply
533,097.32x = 735,198.12 × 442,309.55 - Step 4: Simplify right side
533,097.32x = 325,185,145,942.06 - Step 5: Solve for x
x = 325,185,145,942.06/533,097.32 - Step 6: Final answer
x = 609,992.09
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1.5x scale
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.