Finding the Fourth Proportional to 423,113.10, 583,911.22 and 232,132.02
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Solution
The fourth proportional to 423,113.10, 583,911.22 and 232,132.02 is: 320,350.49
Step by Step Solution
- Step 1: Write the proportion equation
423,113.10 : 583,911.22 = 232,132.02 : x - Step 2: Convert to fraction form
423,113.10/583,911.22 = 232,132.02/x - Step 3: Cross multiply
423,113.10x = 583,911.22 × 232,132.02 - Step 4: Simplify right side
423,113.10x = 135,544,490,999.26 - Step 5: Solve for x
x = 135,544,490,999.26/423,113.10 - Step 6: Final answer
x = 320,350.49
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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.