Finding the Fourth Proportional to 634,345.08, 875,416.50 and 347,864.49
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Solution
The fourth proportional to 634,345.08, 875,416.50 and 347,864.49 is: 480,064.12
Step by Step Solution
- Step 1: Write the proportion equation
634,345.08 : 875,416.50 = 347,864.49 : x - Step 2: Convert to fraction form
634,345.08/875,416.50 = 347,864.49/x - Step 3: Cross multiply
634,345.08x = 875,416.50 × 347,864.49 - Step 4: Simplify right side
634,345.08x = 304,526,314,310.09 - Step 5: Solve for x
x = 304,526,314,310.09/634,345.08 - Step 6: Final answer
x = 480,064.12
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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.