Finding the Fourth Proportional to 581,462.20, 802,735.50 and 352,058.68
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Solution
The fourth proportional to 581,462.20, 802,735.50 and 352,058.68 is: 486,033.31
Step by Step Solution
- Step 1: Write the proportion equation
581,462.20 : 802,735.50 = 352,058.68 : x - Step 2: Convert to fraction form
581,462.20/802,735.50 = 352,058.68/x - Step 3: Cross multiply
581,462.20x = 802,735.50 × 352,058.68 - Step 4: Simplify right side
581,462.20x = 282,610,000,519.14 - Step 5: Solve for x
x = 282,610,000,519.14/581,462.20 - Step 6: Final answer
x = 486,033.31
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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.