Finding the Fourth Proportional to 533,494.70, 736,212.38 and 291,776.54
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Solution
The fourth proportional to 533,494.70, 736,212.38 and 291,776.54 is: 402,645.99
Step by Step Solution
- Step 1: Write the proportion equation
533,494.70 : 736,212.38 = 291,776.54 : x - Step 2: Convert to fraction form
533,494.70/736,212.38 = 291,776.54/x - Step 3: Cross multiply
533,494.70x = 736,212.38 × 291,776.54 - Step 4: Simplify right side
533,494.70x = 214,809,500,941.57 - Step 5: Solve for x
x = 214,809,500,941.57/533,494.70 - Step 6: Final answer
x = 402,645.99
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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.