Finding the Fourth Proportional to 634,471.20, 875,779.62 and 567,210.70
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Solution
The fourth proportional to 634,471.20, 875,779.62 and 567,210.70 is: 782,937.94
Step by Step Solution
- Step 1: Write the proportion equation
634,471.20 : 875,779.62 = 567,210.70 : x - Step 2: Convert to fraction form
634,471.20/875,779.62 = 567,210.70/x - Step 3: Cross multiply
634,471.20x = 875,779.62 × 567,210.70 - Step 4: Simplify right side
634,471.20x = 496,751,571,305.93 - Step 5: Solve for x
x = 496,751,571,305.93/634,471.20 - Step 6: Final answer
x = 782,937.94
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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.