Finding the Fourth Proportional to 634,348.08, 875,412.38 and 347,851.08
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Solution
The fourth proportional to 634,348.08, 875,412.38 and 347,851.08 is: 480,041.09
Step by Step Solution
- Step 1: Write the proportion equation
634,348.08 : 875,412.38 = 347,851.08 : x - Step 2: Convert to fraction form
634,348.08/875,412.38 = 347,851.08/x - Step 3: Cross multiply
634,348.08x = 875,412.38 × 347,851.08 - Step 4: Simplify right side
634,348.08x = 304,513,141,828.37 - Step 5: Solve for x
x = 304,513,141,828.37/634,348.08 - Step 6: Final answer
x = 480,041.09
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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.