Finding the Fourth Proportional to 566,538.96, 781,793.28 and 324,809.76
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Solution
The fourth proportional to 566,538.96, 781,793.28 and 324,809.76 is: 448,219.99
Step by Step Solution
- Step 1: Write the proportion equation
566,538.96 : 781,793.28 = 324,809.76 : x - Step 2: Convert to fraction form
566,538.96/781,793.28 = 324,809.76/x - Step 3: Cross multiply
566,538.96x = 781,793.28 × 324,809.76 - Step 4: Simplify right side
566,538.96x = 253,934,087,646.41 - Step 5: Solve for x
x = 253,934,087,646.41/566,538.96 - Step 6: Final answer
x = 448,219.99
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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.