Finding the Fourth Proportional to 523,378.04, 722,299.02 and 297,038.12
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Solution
The fourth proportional to 523,378.04, 722,299.02 and 297,038.12 is: 409,933.79
Step by Step Solution
- Step 1: Write the proportion equation
523,378.04 : 722,299.02 = 297,038.12 : x - Step 2: Convert to fraction form
523,378.04/722,299.02 = 297,038.12/x - Step 3: Cross multiply
523,378.04x = 722,299.02 × 297,038.12 - Step 4: Simplify right side
523,378.04x = 214,550,342,978.64 - Step 5: Solve for x
x = 214,550,342,978.64/523,378.04 - Step 6: Final answer
x = 409,933.79
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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.