Finding the Fourth Proportional to 423,528.60, 584,742.98 and 262,555.68
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Solution
The fourth proportional to 423,528.60, 584,742.98 and 262,555.68 is: 362,496.40
Step by Step Solution
- Step 1: Write the proportion equation
423,528.60 : 584,742.98 = 262,555.68 : x - Step 2: Convert to fraction form
423,528.60/584,742.98 = 262,555.68/x - Step 3: Cross multiply
423,528.60x = 584,742.98 × 262,555.68 - Step 4: Simplify right side
423,528.60x = 153,527,590,739.13 - Step 5: Solve for x
x = 153,527,590,739.13/423,528.60 - Step 6: Final answer
x = 362,496.40
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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.