Finding the Fourth Proportional to 533,235.36, 735,865.20 and 291,514.08
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Solution
The fourth proportional to 533,235.36, 735,865.20 and 291,514.08 is: 402,289.65
Step by Step Solution
- Step 1: Write the proportion equation
533,235.36 : 735,865.20 = 291,514.08 : x - Step 2: Convert to fraction form
533,235.36/735,865.20 = 291,514.08/x - Step 3: Cross multiply
533,235.36x = 735,865.20 × 291,514.08 - Step 4: Simplify right side
533,235.36x = 214,515,066,782.02 - Step 5: Solve for x
x = 214,515,066,782.02/533,235.36 - Step 6: Final answer
x = 402,289.65
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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.