Finding the Fourth Proportional to 346,669.04, 478,425.48 and 193,707.68
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Solution
The fourth proportional to 346,669.04, 478,425.48 and 193,707.68 is: 267,329.01
Step by Step Solution
- Step 1: Write the proportion equation
346,669.04 : 478,425.48 = 193,707.68 : x - Step 2: Convert to fraction form
346,669.04/478,425.48 = 193,707.68/x - Step 3: Cross multiply
346,669.04x = 478,425.48 × 193,707.68 - Step 4: Simplify right side
346,669.04x = 92,674,689,783.69 - Step 5: Solve for x
x = 92,674,689,783.69/346,669.04 - Step 6: Final answer
x = 267,329.01
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1.5x scale
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.