Finding the Fourth Proportional to 533,919.48, 736,736.16 and 319,014.12
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Solution
The fourth proportional to 533,919.48, 736,736.16 and 319,014.12 is: 440,196.03
Step by Step Solution
- Step 1: Write the proportion equation
533,919.48 : 736,736.16 = 319,014.12 : x - Step 2: Convert to fraction form
533,919.48/736,736.16 = 319,014.12/x - Step 3: Cross multiply
533,919.48x = 736,736.16 × 319,014.12 - Step 4: Simplify right side
533,919.48x = 235,029,237,754.58 - Step 5: Solve for x
x = 235,029,237,754.58/533,919.48 - Step 6: Final answer
x = 440,196.03
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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.