Finding the Fourth Proportional to 634,341.08, 875,402.70 and 347,844.08
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Solution
The fourth proportional to 634,341.08, 875,402.70 and 347,844.08 is: 480,031.42
Step by Step Solution
- Step 1: Write the proportion equation
634,341.08 : 875,402.70 = 347,844.08 : x - Step 2: Convert to fraction form
634,341.08/875,402.70 = 347,844.08/x - Step 3: Cross multiply
634,341.08x = 875,402.70 × 347,844.08 - Step 4: Simplify right side
634,341.08x = 304,503,646,811.02 - Step 5: Solve for x
x = 304,503,646,811.02/634,341.08 - Step 6: Final answer
x = 480,031.42
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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.