Finding the Fourth Proportional to 526,440.36, 726,426.18 and 297,001.26
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Solution
The fourth proportional to 526,440.36, 726,426.18 and 297,001.26 is: 409,827.03
Step by Step Solution
- Step 1: Write the proportion equation
526,440.36 : 726,426.18 = 297,001.26 : x - Step 2: Convert to fraction form
526,440.36/726,426.18 = 297,001.26/x - Step 3: Cross multiply
526,440.36x = 726,426.18 × 297,001.26 - Step 4: Simplify right side
526,440.36x = 215,749,490,756.99 - Step 5: Solve for x
x = 215,749,490,756.99/526,440.36 - Step 6: Final answer
x = 409,827.03
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1.5x scale
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.