Finding the Fourth Proportional to 634,470.57, 875,778.77 and 567,210.08
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Solution
The fourth proportional to 634,470.57, 875,778.77 and 567,210.08 is: 782,937.09
Step by Step Solution
- Step 1: Write the proportion equation
634,470.57 : 875,778.77 = 567,210.08 : x - Step 2: Convert to fraction form
634,470.57/875,778.77 = 567,210.08/x - Step 3: Cross multiply
634,470.57x = 875,778.77 × 567,210.08 - Step 4: Simplify right side
634,470.57x = 496,750,538,979.06 - Step 5: Solve for x
x = 496,750,538,979.06/634,470.57 - Step 6: Final answer
x = 782,937.09
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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.