Finding the Fourth Proportional to 533,064.18, 735,628.60 and 291,346.68
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Solution
The fourth proportional to 533,064.18, 735,628.60 and 291,346.68 is: 402,058.44
Step by Step Solution
- Step 1: Write the proportion equation
533,064.18 : 735,628.60 = 291,346.68 : x - Step 2: Convert to fraction form
533,064.18/735,628.60 = 291,346.68/x - Step 3: Cross multiply
533,064.18x = 735,628.60 × 291,346.68 - Step 4: Simplify right side
533,064.18x = 214,322,950,323.05 - Step 5: Solve for x
x = 214,322,950,323.05/533,064.18 - Step 6: Final answer
x = 402,058.44
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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.