Finding the Fourth Proportional to 506,207.56, 698,544.30 and 291,354.52
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Solution
The fourth proportional to 506,207.56, 698,544.30 and 291,354.52 is: 402,056.50
Step by Step Solution
- Step 1: Write the proportion equation
506,207.56 : 698,544.30 = 291,354.52 : x - Step 2: Convert to fraction form
506,207.56/698,544.30 = 291,354.52/x - Step 3: Cross multiply
506,207.56x = 698,544.30 × 291,354.52 - Step 4: Simplify right side
506,207.56x = 203,524,039,225.24 - Step 5: Solve for x
x = 203,524,039,225.24/506,207.56 - Step 6: Final answer
x = 402,056.50
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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.